diff --git a/dlls/advapi32/advapi32.spec b/dlls/advapi32/advapi32.spec
index ac8ea6268a8..64b0288dc98 100644
--- a/dlls/advapi32/advapi32.spec
+++ b/dlls/advapi32/advapi32.spec
@@ -639,7 +639,7 @@
 @ stdcall RegDisablePredefinedCache()
 # @ stub RegDisablePredefinedCacheEx
 @ stdcall RegDisableReflectionKey(ptr)
-# @ stub RegEnableReflectionKey
+@ stdcall RegEnableReflectionKey(ptr)
 @ stdcall RegEnumKeyA(long long ptr long)
 @ stdcall -import RegEnumKeyExA(long long ptr ptr ptr ptr ptr ptr)
 @ stdcall -import RegEnumKeyExW(long long ptr ptr ptr ptr ptr ptr)
diff --git a/dlls/advapi32/registry.c b/dlls/advapi32/registry.c
index b8b168496f0..7cfdbaa53b3 100644
--- a/dlls/advapi32/registry.c
+++ b/dlls/advapi32/registry.c
@@ -635,6 +635,17 @@ LONG WINAPI RegCopyTreeA( HKEY hsrc, const char *subkey, HKEY hdst )
 }
 
 
+/******************************************************************************
+ * RegEnableReflectionKey [ADVAPI32.@]
+ *
+ */
+LONG WINAPI RegEnableReflectionKey(HKEY base)
+{
+    FIXME("%p: stub\n", base);
+    return ERROR_CALL_NOT_IMPLEMENTED;
+}
+
+
 /******************************************************************************
  * RegDisableReflectionKey [ADVAPI32.@]
  *