diff --git a/dll/win32/shell32/shell32.spec b/dll/win32/shell32/shell32.spec
index 328b7603a94..f24256761af 100644
--- a/dll/win32/shell32/shell32.spec
+++ b/dll/win32/shell32/shell32.spec
@@ -157,7 +157,7 @@
 158 stdcall -noname PathGetExtension(wstr long long) SHPathGetExtensionW
 159 stdcall -noname PathIsDirectory(wstr) PathIsDirectoryW
 160 stdcall -noname SHNetConnectionDialog(ptr wstr long)
-161 stdcall SHRunControlPanel(long long)
+161 stdcall SHRunControlPanel(wstr ptr)
 162 stdcall SHSimpleIDListFromPath(ptr) SHSimpleIDListFromPathAW # FIXME
 163 stdcall -noname StrToOleStr(wstr str) StrToOleStrAW # FIXME
 164 stdcall Win32DeleteFile(wstr) Win32DeleteFileW
@@ -169,7 +169,7 @@
 170 stdcall SHReplaceFromPropSheetExtArray(long long long long)
 171 stdcall PathCleanupSpec(ptr ptr)
 172 stdcall -noname SHCreateLinks(long str ptr long ptr)
-173 stdcall SHValidateUNC(long long long)
+173 stdcall SHValidateUNC(ptr wstr long)
 174 stdcall SHCreateShellFolderViewEx(ptr ptr)
 175 stdcall -noname SHGetSpecialFolderPath(long long long long) SHGetSpecialFolderPathW
 176 stdcall SHSetInstanceExplorer(long)