diff --git a/dlls/combase/apartment.c b/dlls/combase/apartment.c
index 1181e393ada..108d6a71c5c 100644
--- a/dlls/combase/apartment.c
+++ b/dlls/combase/apartment.c
@@ -556,6 +556,8 @@ static struct apartment *apartment_get_or_create(DWORD model)
 
     if (!apt)
     {
+        com_get_tlsdata(&data);
+
         if (model & COINIT_APARTMENTTHREADED)
         {
             EnterCriticalSection(&apt_cs);
@@ -568,6 +570,10 @@ static struct apartment *apartment_get_or_create(DWORD model)
                 TRACE("Created main-threaded apartment with OXID %s\n", wine_dbgstr_longlong(apt->oxid));
             }
 
+            data->flags |= OLETLS_APARTMENTTHREADED;
+            if (model & COINIT_DISABLE_OLE1DDE)
+                data->flags |= OLETLS_DISABLE_OLE1DDE;
+
             LeaveCriticalSection(&apt_cs);
 
             if (apt->main)
@@ -588,11 +594,12 @@ static struct apartment *apartment_get_or_create(DWORD model)
             else
                 mta = apartment_construct(model);
 
+            data->flags |= OLETLS_MULTITHREADED | OLETLS_DISABLE_OLE1DDE;
+
             apt = mta;
 
             LeaveCriticalSection(&apt_cs);
         }
-        com_get_tlsdata(&data);
         data->apt = apt;
     }
 
@@ -1146,6 +1153,7 @@ void leave_apartment(struct tlsdata *data)
             WARN( "Uninitializing apartment while Ole is still initialized\n" );
         apartment_release(data->apt);
         data->apt = NULL;
+        data->flags &= ~(OLETLS_DISABLE_OLE1DDE | OLETLS_APARTMENTTHREADED | OLETLS_MULTITHREADED);
     }
 }
 
diff --git a/dlls/combase/combase_private.h b/dlls/combase/combase_private.h
index 46a7c7f655d..9247af4ebb6 100644
--- a/dlls/combase/combase_private.h
+++ b/dlls/combase/combase_private.h
@@ -66,6 +66,9 @@ HRESULT open_appidkey_from_clsid(REFCLSID clsid, REGSAM access, HKEY *subkey) DE
 enum tlsdata_flags
 {
     OLETLS_UUIDINITIALIZED = 0x2,
+    OLETLS_DISABLE_OLE1DDE = 0x40,
+    OLETLS_APARTMENTTHREADED = 0x80,
+    OLETLS_MULTITHREADED = 0x100,
 };
 
 /* this is what is stored in TEB->ReservedForOle */
diff --git a/dlls/ole32/tests/compobj.c b/dlls/ole32/tests/compobj.c
index c79e379f92a..5d44cd5a0ba 100644
--- a/dlls/ole32/tests/compobj.c
+++ b/dlls/ole32/tests/compobj.c
@@ -4296,7 +4296,6 @@ static void test_oletlsdata(void)
     hr = CoInitialize(NULL);
     ok(hr == S_OK, "Unexpected hr %#x.\n", hr);
     flags = get_oletlsflags();
-todo_wine
     ok(flags & OLETLS_APARTMENTTHREADED && !(flags & OLETLS_DISABLE_OLE1DDE), "Unexpected flags %#x.\n", flags);
     CoUninitialize();
     flags = get_oletlsflags();
@@ -4305,7 +4304,6 @@ todo_wine
     hr = CoInitializeEx(NULL, COINIT_APARTMENTTHREADED | COINIT_DISABLE_OLE1DDE);
     ok(hr == S_OK, "Unexpected hr %#x.\n", hr);
     flags = get_oletlsflags();
-todo_wine
     ok(flags & OLETLS_APARTMENTTHREADED && flags & OLETLS_DISABLE_OLE1DDE, "Unexpected flags %#x.\n", flags);
     CoUninitialize();
     flags = get_oletlsflags();
@@ -4315,7 +4313,6 @@ todo_wine
     hr = CoInitializeEx(NULL, COINIT_MULTITHREADED);
     ok(hr == S_OK, "Unexpected hr %#x.\n", hr);
     flags = get_oletlsflags();
-todo_wine
     ok(flags & OLETLS_MULTITHREADED && flags & OLETLS_DISABLE_OLE1DDE, "Unexpected flags %#x.\n", flags);
 
     /* Implicit case. */