diff --git a/config/CONFIG_BASE b/config/CONFIG_BASE
index 0285308e6..785844de2 100644
--- a/config/CONFIG_BASE
+++ b/config/CONFIG_BASE
@@ -30,9 +30,7 @@ DIRS = \
     drv\
     dev\
     devOpt\
-    iocCore\
-    gdd\
-    cas
+    iocCore
 
 
 EPICS_BASE = $(TOP)