diff --git a/scripts/all.build b/scripts/all.build
index eed5d8f..0603af4 100755
--- a/scripts/all.build
+++ b/scripts/all.build
@@ -2,7 +2,7 @@
 
 source "$(dirname $0)/../lib/lib.bash"
 
-[[ -z $MODULESHOME ]] && die 1 "Module environment not loaded"
+[[ -z $EM_ETCDIR ]] && die 1 "Module environment not loaded"
 
 while read family rest; do
 	$(dirname $0)/family.build ${family}