diff --git a/dlls/advapi32/service.c b/dlls/advapi32/service.c
index 3ebcfe470e5..63fd076959e 100644
--- a/dlls/advapi32/service.c
+++ b/dlls/advapi32/service.c
@@ -2162,6 +2162,7 @@ EnumServicesStatusExA(SC_HANDLE hSCManager, SC_ENUM_TYPE InfoLevel, DWORD dwServ
     FIXME("%p level=%d type=%x state=%x %p %x %p %p %p %s\n", hSCManager, InfoLevel,
           dwServiceType, dwServiceState, lpServices, cbBufSize,
           pcbBytesNeeded, lpServicesReturned,  lpResumeHandle, debugstr_a(pszGroupName));
+    *lpServicesReturned = 0;
     SetLastError (ERROR_ACCESS_DENIED);
     return FALSE;
 }