diff --git a/dlls/opcservices/Makefile.in b/dlls/opcservices/Makefile.in
index 99145d4cc7e..0867b1bd882 100644
--- a/dlls/opcservices/Makefile.in
+++ b/dlls/opcservices/Makefile.in
@@ -1,4 +1,3 @@
-EXTRADEFS = -DWINE_NO_LONG_TYPES
 MODULE    = opcservices.dll
 IMPORTS   = $(ZLIB_PE_LIBS) uuid ole32 advapi32 urlmon xmllite oleaut32
 EXTRAINCL = $(ZLIB_PE_CFLAGS)
diff --git a/dlls/opcservices/compress.c b/dlls/opcservices/compress.c
index e3a1a9db71a..cb4fabcc477 100644
--- a/dlls/opcservices/compress.c
+++ b/dlls/opcservices/compress.c
@@ -152,7 +152,8 @@ static void compress_write(struct zip_archive *archive, void *data, ULONG size)
         archive->position += written;
 
     if (FAILED(archive->write_result))
-        WARN("Failed to write output %p, size %u, written %u, hr %#x.\n", data, size, written, archive->write_result);
+        WARN("Failed to write output %p, size %lu, written %lu, hr %#lx.\n",
+                data, size, written, archive->write_result);
 }
 
 void compress_finalize_archive(struct zip_archive *archive)
diff --git a/dlls/opcservices/factory.c b/dlls/opcservices/factory.c
index eb0455828f3..4c465f653f8 100644
--- a/dlls/opcservices/factory.c
+++ b/dlls/opcservices/factory.c
@@ -70,7 +70,7 @@ static ULONG WINAPI opc_filestream_AddRef(IStream *iface)
     struct opc_filestream *stream = impl_from_IStream(iface);
     ULONG refcount = InterlockedIncrement(&stream->refcount);
 
-    TRACE("%p increasing refcount to %u.\n", iface, refcount);
+    TRACE("%p, refcount %lu.\n", iface, refcount);
 
     return refcount;
 }
@@ -80,7 +80,7 @@ static ULONG WINAPI opc_filestream_Release(IStream *iface)
     struct opc_filestream *stream = impl_from_IStream(iface);
     ULONG refcount = InterlockedDecrement(&stream->refcount);
 
-    TRACE("%p decreasing refcount to %u.\n", iface, refcount);
+    TRACE("%p, refcount %lu.\n", iface, refcount);
 
     if (!refcount)
     {
@@ -96,7 +96,7 @@ static HRESULT WINAPI opc_filestream_Read(IStream *iface, void *buff, ULONG size
     struct opc_filestream *stream = impl_from_IStream(iface);
     DWORD read = 0;
 
-    TRACE("iface %p, buff %p, size %u, num_read %p.\n", iface, buff, size, num_read);
+    TRACE("%p, %p, %lu, %p.\n", iface, buff, size, num_read);
 
     if (!num_read)
         num_read = &read;
@@ -104,7 +104,7 @@ static HRESULT WINAPI opc_filestream_Read(IStream *iface, void *buff, ULONG size
     *num_read = 0;
     if (!ReadFile(stream->hfile, buff, size, num_read, NULL))
     {
-        WARN("Failed to read file, error %d.\n", GetLastError());
+        WARN("Failed to read file, error %ld.\n", GetLastError());
         return HRESULT_FROM_WIN32(GetLastError());
     }
 
@@ -116,7 +116,7 @@ static HRESULT WINAPI opc_filestream_Write(IStream *iface, const void *data, ULO
     struct opc_filestream *stream = impl_from_IStream(iface);
     DWORD written = 0;
 
-    TRACE("iface %p, data %p, size %u, num_written %p.\n", iface, data, size, num_written);
+    TRACE("%p, %p, %lu, %p.\n", iface, data, size, num_written);
 
     if (!num_written)
         num_written = &written;
@@ -124,7 +124,7 @@ static HRESULT WINAPI opc_filestream_Write(IStream *iface, const void *data, ULO
     *num_written = 0;
     if (!WriteFile(stream->hfile, data, size, num_written, NULL))
     {
-        WARN("Failed to write to file, error %d.\n", GetLastError());
+        WARN("Failed to write to file, error %ld.\n", GetLastError());
         return HRESULT_FROM_WIN32(GetLastError());
     }
 
@@ -135,7 +135,7 @@ static HRESULT WINAPI opc_filestream_Seek(IStream *iface, LARGE_INTEGER move, DW
 {
     struct opc_filestream *stream = impl_from_IStream(iface);
 
-    TRACE("iface %p, move %s, origin %d, newpos %p.\n", iface, wine_dbgstr_longlong(move.QuadPart), origin, newpos);
+    TRACE("%p, %s, %ld, %p.\n", iface, wine_dbgstr_longlong(move.QuadPart), origin, newpos);
 
     if (!SetFilePointerEx(stream->hfile, move, (LARGE_INTEGER *)newpos, origin))
         return HRESULT_FROM_WIN32(GetLastError());
@@ -161,7 +161,7 @@ static HRESULT WINAPI opc_filestream_CopyTo(IStream *iface, IStream *dest, ULARG
 
 static HRESULT WINAPI opc_filestream_Commit(IStream *iface, DWORD flags)
 {
-    FIXME("iface %p, flags %#x stub!\n", iface, flags);
+    FIXME("%p, %#lx stub!\n", iface, flags);
 
     return E_NOTIMPL;
 }
@@ -176,7 +176,7 @@ static HRESULT WINAPI opc_filestream_Revert(IStream *iface)
 static HRESULT WINAPI opc_filestream_LockRegion(IStream *iface, ULARGE_INTEGER offset,
         ULARGE_INTEGER size, DWORD lock_type)
 {
-    FIXME("iface %p, offset %s, size %s, lock_type %d stub!\n", iface, wine_dbgstr_longlong(offset.QuadPart),
+    FIXME("%p, %s, %s, %ld stub!\n", iface, wine_dbgstr_longlong(offset.QuadPart),
             wine_dbgstr_longlong(size.QuadPart), lock_type);
 
     return E_NOTIMPL;
@@ -185,7 +185,7 @@ static HRESULT WINAPI opc_filestream_LockRegion(IStream *iface, ULARGE_INTEGER o
 static HRESULT WINAPI opc_filestream_UnlockRegion(IStream *iface, ULARGE_INTEGER offset, ULARGE_INTEGER size,
         DWORD lock_type)
 {
-    FIXME("iface %p, offset %s, size %s, lock_type %d stub!\n", iface, wine_dbgstr_longlong(offset.QuadPart),
+    FIXME("%p, %s, %s, %ld stub!\n", iface, wine_dbgstr_longlong(offset.QuadPart),
             wine_dbgstr_longlong(size.QuadPart), lock_type);
 
     return E_NOTIMPL;
@@ -196,7 +196,7 @@ static HRESULT WINAPI opc_filestream_Stat(IStream *iface, STATSTG *statstg, DWOR
     struct opc_filestream *stream = impl_from_IStream(iface);
     BY_HANDLE_FILE_INFORMATION fi;
 
-    TRACE("iface %p, statstg %p, flag %d.\n", iface, statstg, flag);
+    TRACE("%p, %p, %#lx.\n", iface, statstg, flag);
 
     if (!statstg)
         return E_POINTER;
@@ -332,13 +332,13 @@ static HRESULT WINAPI opc_factory_CreatePartUri(IOpcFactory *iface, LPCWSTR uri,
 
     if (FAILED(hr = CreateUri(uri, Uri_CREATE_ALLOW_RELATIVE, 0, &part_uri)))
     {
-        WARN("Failed to create uri, hr %#x.\n", hr);
+        WARN("Failed to create uri, hr %#lx.\n", hr);
         return hr;
     }
 
     if (FAILED(hr = CreateUri(L"/", Uri_CREATE_ALLOW_RELATIVE, 0, &root_uri)))
     {
-        WARN("Failed to create root uri, hr %#x.\n", hr);
+        WARN("Failed to create root uri, hr %#lx.\n", hr);
         IUri_Release(part_uri);
         return hr;
     }
@@ -348,7 +348,7 @@ static HRESULT WINAPI opc_factory_CreatePartUri(IOpcFactory *iface, LPCWSTR uri,
     IUri_Release(part_uri);
     if (FAILED(hr))
     {
-        WARN("Failed to combine URIs, hr %#x.\n", hr);
+        WARN("Failed to combine URIs, hr %#lx.\n", hr);
         return hr;
     }
 
@@ -360,8 +360,7 @@ static HRESULT WINAPI opc_factory_CreatePartUri(IOpcFactory *iface, LPCWSTR uri,
 static HRESULT WINAPI opc_factory_CreateStreamOnFile(IOpcFactory *iface, LPCWSTR filename,
         OPC_STREAM_IO_MODE io_mode, SECURITY_ATTRIBUTES *sa, DWORD flags, IStream **stream)
 {
-    TRACE("iface %p, filename %s, io_mode %d, sa %p, flags %#x, stream %p.\n", iface, debugstr_w(filename),
-            io_mode, sa, flags, stream);
+    TRACE("%p, %s, %d, %p, %#lx, %p.\n", iface, debugstr_w(filename), io_mode, sa, flags, stream);
 
     return opc_filestream_create(filename, io_mode, sa, flags, stream);
 }
diff --git a/dlls/opcservices/package.c b/dlls/opcservices/package.c
index df1a71e17e8..64d34d4b853 100644
--- a/dlls/opcservices/package.c
+++ b/dlls/opcservices/package.c
@@ -199,7 +199,7 @@ static ULONG WINAPI opc_part_enum_AddRef(IOpcPartEnumerator *iface)
     struct opc_part_enum *part_enum = impl_from_IOpcPartEnumerator(iface);
     ULONG refcount = InterlockedIncrement(&part_enum->refcount);
 
-    TRACE("%p increasing refcount to %u.\n", iface, refcount);
+    TRACE("%p, refcount %lu.\n", iface, refcount);
 
     return refcount;
 }
@@ -209,7 +209,7 @@ static ULONG WINAPI opc_part_enum_Release(IOpcPartEnumerator *iface)
     struct opc_part_enum *part_enum = impl_from_IOpcPartEnumerator(iface);
     ULONG refcount = InterlockedDecrement(&part_enum->refcount);
 
-    TRACE("%p decreasing refcount to %u.\n", iface, refcount);
+    TRACE("%p, refcount %lu.\n", iface, refcount);
 
     if (!refcount)
     {
@@ -360,7 +360,7 @@ static ULONG WINAPI opc_rel_enum_AddRef(IOpcRelationshipEnumerator *iface)
     struct opc_rel_enum *rel_enum = impl_from_IOpcRelationshipEnumerator(iface);
     ULONG refcount = InterlockedIncrement(&rel_enum->refcount);
 
-    TRACE("%p increasing refcount to %u.\n", iface, refcount);
+    TRACE("%p, refcount %lu.\n", iface, refcount);
 
     return refcount;
 }
@@ -370,7 +370,7 @@ static ULONG WINAPI opc_rel_enum_Release(IOpcRelationshipEnumerator *iface)
     struct opc_rel_enum *rel_enum = impl_from_IOpcRelationshipEnumerator(iface);
     ULONG refcount = InterlockedDecrement(&rel_enum->refcount);
 
-    TRACE("%p decreasing refcount to %u.\n", iface, refcount);
+    TRACE("%p, refcount %lu.\n", iface, refcount);
 
     if (!refcount)
     {
@@ -520,7 +520,7 @@ static ULONG WINAPI opc_content_stream_AddRef(IStream *iface)
     struct opc_content_stream *stream = impl_from_IStream(iface);
     ULONG refcount = InterlockedIncrement(&stream->refcount);
 
-    TRACE("%p increasing refcount to %u.\n", iface, refcount);
+    TRACE("%p, refcount %lu.\n", iface, refcount);
 
     return refcount;
 }
@@ -530,7 +530,7 @@ static ULONG WINAPI opc_content_stream_Release(IStream *iface)
     struct opc_content_stream *stream = impl_from_IStream(iface);
     ULONG refcount = InterlockedDecrement(&stream->refcount);
 
-    TRACE("%p decreasing refcount to %u.\n", iface, refcount);
+    TRACE("%p, refcount %lu.\n", iface, refcount);
 
     if (!refcount)
     {
@@ -546,7 +546,7 @@ static HRESULT WINAPI opc_content_stream_Read(IStream *iface, void *buff, ULONG
     struct opc_content_stream *stream = impl_from_IStream(iface);
     DWORD read = 0;
 
-    TRACE("iface %p, buff %p, size %u, num_read %p.\n", iface, buff, size, num_read);
+    TRACE("%p, %p, %lu, %p.\n", iface, buff, size, num_read);
 
     if (!num_read)
         num_read = &read;
@@ -569,7 +569,7 @@ static HRESULT WINAPI opc_content_stream_Write(IStream *iface, const void *data,
     struct opc_content_stream *stream = impl_from_IStream(iface);
     DWORD written = 0;
 
-    TRACE("iface %p, data %p, size %u, num_written %p.\n", iface, data, size, num_written);
+    TRACE("%p, %p, %lu, %p.\n", iface, data, size, num_written);
 
     if (!num_written)
         num_written = &written;
@@ -597,7 +597,7 @@ static HRESULT WINAPI opc_content_stream_Seek(IStream *iface, LARGE_INTEGER move
     struct opc_content_stream *stream = impl_from_IStream(iface);
     ULARGE_INTEGER pos;
 
-    TRACE("iface %p, move %s, origin %d, newpos %p.\n", iface, wine_dbgstr_longlong(move.QuadPart), origin, newpos);
+    TRACE("%p, %s, %ld, %p.\n", iface, wine_dbgstr_longlong(move.QuadPart), origin, newpos);
 
     switch (origin)
     {
@@ -611,7 +611,7 @@ static HRESULT WINAPI opc_content_stream_Seek(IStream *iface, LARGE_INTEGER move
         pos.QuadPart = stream->content->size.QuadPart + move.QuadPart;
         break;
     default:
-        WARN("Unknown origin mode %d.\n", origin);
+        WARN("Unknown origin mode %ld.\n", origin);
         return E_INVALIDARG;
     }
 
@@ -641,7 +641,7 @@ static HRESULT WINAPI opc_content_stream_CopyTo(IStream *iface, IStream *dest, U
 
 static HRESULT WINAPI opc_content_stream_Commit(IStream *iface, DWORD flags)
 {
-    FIXME("iface %p, flags %#x stub!\n", iface, flags);
+    FIXME("iface %p, flags %#lx stub!\n", iface, flags);
 
     return E_NOTIMPL;
 }
@@ -656,7 +656,7 @@ static HRESULT WINAPI opc_content_stream_Revert(IStream *iface)
 static HRESULT WINAPI opc_content_stream_LockRegion(IStream *iface, ULARGE_INTEGER offset,
         ULARGE_INTEGER size, DWORD lock_type)
 {
-    FIXME("iface %p, offset %s, size %s, lock_type %d stub!\n", iface, wine_dbgstr_longlong(offset.QuadPart),
+    FIXME("iface %p, offset %s, size %s, lock_type %ld stub!\n", iface, wine_dbgstr_longlong(offset.QuadPart),
             wine_dbgstr_longlong(size.QuadPart), lock_type);
 
     return E_NOTIMPL;
@@ -665,7 +665,7 @@ static HRESULT WINAPI opc_content_stream_LockRegion(IStream *iface, ULARGE_INTEG
 static HRESULT WINAPI opc_content_stream_UnlockRegion(IStream *iface, ULARGE_INTEGER offset, ULARGE_INTEGER size,
         DWORD lock_type)
 {
-    FIXME("iface %p, offset %s, size %s, lock_type %d stub!\n", iface, wine_dbgstr_longlong(offset.QuadPart),
+    FIXME("iface %p, offset %s, size %s, lock_type %ld stub!\n", iface, wine_dbgstr_longlong(offset.QuadPart),
             wine_dbgstr_longlong(size.QuadPart), lock_type);
 
     return E_NOTIMPL;
@@ -673,7 +673,7 @@ static HRESULT WINAPI opc_content_stream_UnlockRegion(IStream *iface, ULARGE_INT
 
 static HRESULT WINAPI opc_content_stream_Stat(IStream *iface, STATSTG *statstg, DWORD flag)
 {
-    FIXME("iface %p, statstg %p, flag %d stub!\n", iface, statstg, flag);
+    FIXME("iface %p, statstg %p, flag %ld stub!\n", iface, statstg, flag);
 
     return E_NOTIMPL;
 }
@@ -761,7 +761,7 @@ static ULONG WINAPI opc_part_AddRef(IOpcPart *iface)
     struct opc_part *part = impl_from_IOpcPart(iface);
     ULONG refcount = InterlockedIncrement(&part->refcount);
 
-    TRACE("%p increasing refcount to %u.\n", iface, refcount);
+    TRACE("%p, refcount %lu.\n", iface, refcount);
 
     return refcount;
 }
@@ -771,7 +771,7 @@ static ULONG WINAPI opc_part_Release(IOpcPart *iface)
     struct opc_part *part = impl_from_IOpcPart(iface);
     ULONG refcount = InterlockedDecrement(&part->refcount);
 
-    TRACE("%p decreasing refcount to %u.\n", iface, refcount);
+    TRACE("%p, refcount %lu.\n", iface, refcount);
 
     if (!refcount)
     {
@@ -933,7 +933,7 @@ static ULONG WINAPI opc_part_set_AddRef(IOpcPartSet *iface)
     struct opc_part_set *part_set = impl_from_IOpcPartSet(iface);
     ULONG refcount = InterlockedIncrement(&part_set->refcount);
 
-    TRACE("%p increasing refcount to %u.\n", iface, refcount);
+    TRACE("%p, refcount %lu.\n", iface, refcount);
 
     return refcount;
 }
@@ -943,7 +943,7 @@ static ULONG WINAPI opc_part_set_Release(IOpcPartSet *iface)
     struct opc_part_set *part_set = impl_from_IOpcPartSet(iface);
     ULONG refcount = InterlockedDecrement(&part_set->refcount);
 
-    TRACE("%p decreasing refcount to %u.\n", iface, refcount);
+    TRACE("%p, refcount %lu.\n", iface, refcount);
 
     if (!refcount)
     {
@@ -1070,7 +1070,7 @@ static ULONG WINAPI opc_relationship_AddRef(IOpcRelationship *iface)
     struct opc_relationship *relationship = impl_from_IOpcRelationship(iface);
     ULONG refcount = InterlockedIncrement(&relationship->refcount);
 
-    TRACE("%p increasing refcount to %u.\n", iface, refcount);
+    TRACE("%p, refcount %lu.\n", iface, refcount);
 
     return refcount;
 }
@@ -1080,7 +1080,7 @@ static ULONG WINAPI opc_relationship_Release(IOpcRelationship *iface)
     struct opc_relationship *relationship = impl_from_IOpcRelationship(iface);
     ULONG refcount = InterlockedDecrement(&relationship->refcount);
 
-    TRACE("%p decreasing refcount to %u.\n", iface, refcount);
+    TRACE("%p, refcount %lu.\n", iface, refcount);
 
     if (!refcount)
     {
@@ -1253,7 +1253,7 @@ static ULONG WINAPI opc_relationship_set_AddRef(IOpcRelationshipSet *iface)
     struct opc_relationship_set *relationship_set = impl_from_IOpcRelationshipSet(iface);
     ULONG refcount = InterlockedIncrement(&relationship_set->refcount);
 
-    TRACE("%p increasing refcount to %u.\n", iface, refcount);
+    TRACE("%p, refcount %lu.\n", iface, refcount);
 
     return refcount;
 }
@@ -1263,7 +1263,7 @@ static ULONG WINAPI opc_relationship_set_Release(IOpcRelationshipSet *iface)
     struct opc_relationship_set *relationship_set = impl_from_IOpcRelationshipSet(iface);
     ULONG refcount = InterlockedDecrement(&relationship_set->refcount);
 
-    TRACE("%p decreasing refcount to %u.\n", iface, refcount);
+    TRACE("%p, refcount %lu.\n", iface, refcount);
 
     if (!refcount)
     {
@@ -1432,7 +1432,7 @@ static ULONG WINAPI opc_package_AddRef(IOpcPackage *iface)
     struct opc_package *package = impl_from_IOpcPackage(iface);
     ULONG refcount = InterlockedIncrement(&package->refcount);
 
-    TRACE("%p increasing refcount to %u.\n", iface, refcount);
+    TRACE("%p, refcount %lu.\n", iface, refcount);
 
     return refcount;
 }
@@ -1442,7 +1442,7 @@ static ULONG WINAPI opc_package_Release(IOpcPackage *iface)
     struct opc_package *package = impl_from_IOpcPackage(iface);
     ULONG refcount = InterlockedDecrement(&package->refcount);
 
-    TRACE("%p decreasing refcount to %u.\n", iface, refcount);
+    TRACE("%p, refcount %lu.\n", iface, refcount);
 
     if (!refcount)
     {
diff --git a/dlls/opcservices/uri.c b/dlls/opcservices/uri.c
index 5cba14aa78b..0a7e2ef3660 100644
--- a/dlls/opcservices/uri.c
+++ b/dlls/opcservices/uri.c
@@ -60,7 +60,7 @@ static ULONG WINAPI opc_uri_AddRef(IOpcPartUri *iface)
     struct opc_uri *uri = impl_from_IOpcPartUri(iface);
     ULONG refcount = InterlockedIncrement(&uri->refcount);
 
-    TRACE("%p increasing refcount to %u.\n", iface, refcount);
+    TRACE("%p, refcount %lu.\n", iface, refcount);
 
     return refcount;
 }
@@ -70,7 +70,7 @@ static ULONG WINAPI opc_uri_Release(IOpcPartUri *iface)
     struct opc_uri *uri = impl_from_IOpcPartUri(iface);
     ULONG refcount = InterlockedDecrement(&uri->refcount);
 
-    TRACE("%p decreasing refcount to %u.\n", iface, refcount);
+    TRACE("%p, refcount %lu.\n", iface, refcount);
 
     if (!refcount)
     {
@@ -90,7 +90,7 @@ static HRESULT WINAPI opc_uri_GetPropertyBSTR(IOpcPartUri *iface, Uri_PROPERTY p
 {
     struct opc_uri *uri = impl_from_IOpcPartUri(iface);
 
-    TRACE("iface %p, property %d, value %p, flags %#x.\n", iface, property, value, flags);
+    TRACE("iface %p, property %d, value %p, flags %#lx.\n", iface, property, value, flags);
 
     return IUri_GetPropertyBSTR(uri->uri, property, value, flags);
 }
@@ -100,7 +100,7 @@ static HRESULT WINAPI opc_uri_GetPropertyLength(IOpcPartUri *iface, Uri_PROPERTY
 {
     struct opc_uri *uri = impl_from_IOpcPartUri(iface);
 
-    TRACE("iface %p, property %d, length %p, flags %#x.\n", iface, property, length, flags);
+    TRACE("iface %p, property %d, length %p, flags %#lx.\n", iface, property, length, flags);
 
     return IUri_GetPropertyLength(uri->uri, property, length, flags);
 }
@@ -110,7 +110,7 @@ static HRESULT WINAPI opc_uri_GetPropertyDWORD(IOpcPartUri *iface, Uri_PROPERTY
 {
     struct opc_uri *uri = impl_from_IOpcPartUri(iface);
 
-    TRACE("iface %p, property %d, value %p, flags %#x.\n", iface, property, value, flags);
+    TRACE("iface %p, property %d, value %p, flags %#lx.\n", iface, property, value, flags);
 
     return IUri_GetPropertyDWORD(uri->uri, property, value, flags);
 }
@@ -504,7 +504,7 @@ static IUri *opc_part_uri_get_rels_uri(IUri *uri)
     lstrcatW(ret, relsextW);
 
     if (FAILED(hr = CreateUri(ret, Uri_CREATE_ALLOW_RELATIVE, 0, &rels_uri)))
-        WARN("Failed to create rels uri, hr %#x.\n", hr);
+        WARN("Failed to create rels uri, hr %#lx.\n", hr);
     heap_free(ret);
     SysFreeString(path);
 
@@ -544,7 +544,7 @@ static HRESULT opc_source_uri_create(struct opc_uri *uri, IOpcUri **out)
 
     if (FAILED(hr = opc_part_uri_init(obj, NULL, uri->source_uri->is_part_uri, uri->source_uri->uri)))
     {
-        WARN("Failed to init part uri, hr %#x.\n", hr);
+        WARN("Failed to init part uri, hr %#lx.\n", hr);
         heap_free(obj);
         return hr;
     }
@@ -566,7 +566,7 @@ HRESULT opc_part_uri_create(IUri *uri, struct opc_uri *source_uri, IOpcPartUri *
 
     if (FAILED(hr = opc_part_uri_init(obj, source_uri, TRUE, uri)))
     {
-        WARN("Failed to init part uri, hr %#x.\n", hr);
+        WARN("Failed to init part uri, hr %#lx.\n", hr);
         heap_free(obj);
         return hr;
     }
@@ -589,7 +589,7 @@ HRESULT opc_root_uri_create(IOpcUri **out)
 
     if (FAILED(hr = CreateUri(L"/", Uri_CREATE_ALLOW_RELATIVE, 0, &uri)))
     {
-        WARN("Failed to create rels uri, hr %#x.\n", hr);
+        WARN("Failed to create rels uri, hr %#lx.\n", hr);
         heap_free(obj);
         return hr;
     }
@@ -598,7 +598,7 @@ HRESULT opc_root_uri_create(IOpcUri **out)
     IUri_Release(uri);
     if (FAILED(hr))
     {
-        WARN("Failed to init uri, hr %#x.\n", hr);
+        WARN("Failed to init uri, hr %#lx.\n", hr);
         heap_free(uri);
         return hr;
     }