diff --git a/GNUmakefiles/CApp b/GNUmakefiles/CApp
index acc6d5abc336ad64064a93391a1f50a91d86faec..070e6f916fbf354ccd646dd09611299af410d419 100644
--- a/GNUmakefiles/CApp
+++ b/GNUmakefiles/CApp
@@ -274,4 +274,10 @@ include $(wildcard *.dd)
 
 endif
 
+export${CUSTOMEXP}: export_${PHASE}
+	@${NOP}
+
+export_ export_hdrs export_libs:
+	@${NOP}
+
 # EOF