1 files changed, 1 insertions, 1 deletions
diff --git a/parse.y b/parse.y
index 0fc91b0d50..bd2039822c 100644
--- a/parse.y
+++ b/parse.y
@@ -2377,7 +2377,7 @@ opt_f_block_arg	: ',' f_block_arg
 
 singleton	: var_ref
 		    {
-			if (nd_type($1) == NODE_SELF) {
+			if ($1 && nd_type($1) == NODE_SELF) {
 			    $$ = NEW_SELF();
 			}
 			else {