diff --git a/bin/compose b/bin/compose
index 125ff6e..3843d98 100755
--- a/bin/compose
+++ b/bin/compose
@@ -947,7 +947,7 @@ run() {
 }
 
 
-[ "$SOURCED" ] && return 0
+[ -n "$SOURCED" ] && return 0
 
 
 ##