diff --git a/reactos/base/services/svchost/security.cxx b/reactos/base/services/svchost/security.cxx
index 158e486811c..8d4a22ec04a 100644
--- a/reactos/base/services/svchost/security.cxx
+++ b/reactos/base/services/svchost/security.cxx
@@ -8,7 +8,6 @@
 
 /* INCLUDES ******************************************************************/
 
-#define __callback
 extern "C"
 {
 #include "svchost.h"
diff --git a/reactos/include/psdk/sal.h b/reactos/include/psdk/sal.h
index c4479d49956..f726c63f128 100644
--- a/reactos/include/psdk/sal.h
+++ b/reactos/include/psdk/sal.h
@@ -1733,3 +1733,4 @@ __PRIMOP(int, _In_function_class_(__In_impl_ char*);)
 
 #endif // ] _USE_ATTRIBUTES_FOR_SAL
 
+#define __callback __inner_callback