diff --git a/tools/winapi/win16.api b/tools/winapi/win16.api
index 11644c690b8..ea646c9ec8d 100644
--- a/tools/winapi/win16.api
+++ b/tools/winapi/win16.api
@@ -1176,7 +1176,7 @@ REFGUID
 
 %str
 
-LPOLESTR
+LPSTR
 
 %word
 
@@ -1237,7 +1237,7 @@ VA_LIST16
 WINDOWPLACEMENT16 *
 WNDCLASS16 *
 WNDCLASSEX16 *
-WNDPROC
+WINDOWPROC *
 WORD *
 void *
 
diff --git a/tools/winapi/win32.api b/tools/winapi/win32.api
index f2a6ef03802..75d34ae90ce 100644
--- a/tools/winapi/win32.api
+++ b/tools/winapi/win32.api
@@ -4422,6 +4422,7 @@ HSPFILEQ
 HSTRING_TABLE
 HWND
 INT
+LogSeverity
 LONG
 REGSAM
 UINT
@@ -4465,6 +4466,10 @@ PSP_FILE_CALLBACK_W
 PSP_FILE_COPY_PARAMS_A
 PSP_FILE_COPY_PARAMS_W
 PSP_INF_INFORMATION
+PSP_ORIGINAL_FILE_INFO_A
+PSP_ORIGINAL_FILE_INFO_W
+PCSTR *
+PCWSTR *
 PSTR *
 PUINT
 PVOID
@@ -4497,6 +4502,8 @@ PWSTR
 
 BOOL
 HANDLE
+HKEY
+REGSAM
 
 %wstr
 
@@ -4523,6 +4530,7 @@ REFIID
 %str
 
 LPCSTR
+LPSTR
 
 %void
 
@@ -4979,6 +4987,7 @@ LPBC
 LPBINDCTX
 LPBINDSTATUSCALLBACK
 LPSOFTDISTINFO
+LPSTREAM *
 LPUNKNOWN
 LPVOID
 LPVOID *
@@ -5064,6 +5073,7 @@ int
 %long --pointer
 
 INT_PTR
+LONG_PTR
 UINT_PTR
 ULONG_PTR