diff --git a/include/msi.h b/include/msi.h
index b33f2b41f5e..b2e36e15edb 100644
--- a/include/msi.h
+++ b/include/msi.h
@@ -98,4 +98,8 @@ UINT WINAPI MsiVerifyPackageA(LPCSTR);
 UINT WINAPI MsiVerifyPackageW(LPCWSTR);
 #define     MsiVerifyPackage WINELIB_NAME_AW(MsiVerifyPackage)
 
+INSTALLSTATE WINAPI MsiQueryProductStateA(LPCSTR);
+INSTALLSTATE WINAPI MsiQueryProductStateW(LPCWSTR);
+#define     MsiQueryProductState WINELIB_NAME_AW(MsiQueryProductState)
+
 #endif /* __WINE_MSI_H */
diff --git a/include/msiquery.h b/include/msiquery.h
index 99bfc4897b7..aa6157bfee6 100644
--- a/include/msiquery.h
+++ b/include/msiquery.h
@@ -118,5 +118,9 @@ UINT WINAPI MsiGetComponentStateA(MSIHANDLE,LPSTR,INSTALLSTATE*,INSTALLSTATE*);
 UINT WINAPI MsiGetComponentStateW(MSIHANDLE,LPWSTR,INSTALLSTATE*,INSTALLSTATE*);
 #define     MsiGetComponentState WINELIB_NAME_AW(MsiGetComponentState)
 
+MSICONDITION WINAPI MsiEvaluateConditionA(MSIHANDLE,LPCSTR);
+MSICONDITION WINAPI MsiEvaluateConditionW(MSIHANDLE,LPCWSTR);
+#define     MsiEvaluateCondition WINELIB_NAME_AW(MsiEvaluateCondition)
+
 
 #endif /* __WINE_MSIQUERY_H */