diff --git a/src/iocCore/Makefile.Vx b/src/iocCore/Makefile.Vx
index b7033eee7..83643d26c 100644
--- a/src/iocCore/Makefile.Vx
+++ b/src/iocCore/Makefile.Vx
@@ -1,5 +1,5 @@
 EPICS = ..
-include $(EPICS)/config/CONFIG_vx
+include $(EPICS)/config/CONFIG
 
 LINK.c=$(LD) $(LDFLAGS)