diff --git a/reactos/lib/shlwapi/regstream.c b/reactos/lib/shlwapi/regstream.c
index 50b6c45d8ac..b0f7117ebab 100644
--- a/reactos/lib/shlwapi/regstream.c
+++ b/reactos/lib/shlwapi/regstream.c
@@ -29,6 +29,7 @@
 #include "winbase.h"
 #include "objbase.h"
 #include "winreg.h"
+#include "shlwapi.h"
 
 #include "wine/debug.h"