diff --git a/src/libCom/errInc.c b/src/libCom/errInc.c
index c55bb6057..4978dc276 100644
--- a/src/libCom/errInc.c
+++ b/src/libCom/errInc.c
@@ -14,9 +14,8 @@
 #include "dbStaticLib.h"
 #include "drvEpvxi.h"
 #include "devLib.h"
-#if 0
 #include "casdef.h"
-#endif
+#include "gddAppFuncTable.h"
 #include "errMdef.h"
 #ifdef VXLIST
 /* epics vxWorks  only*/