1 files changed, 4 insertions, 0 deletions
diff --git a/pies/meta1gram.y b/pies/meta1gram.y
index 91bcb6d..ae73f63 100644
--- a/pies/meta1gram.y
+++ b/pies/meta1gram.y
@@ -199,6 +199,10 @@ list    : '{' values '}'
           {
 	    $$ = $2;
 	  }
+        | '{' values ',' '}'
+          {
+	    $$ = $2;
+	  }
         ;
 
 values  : value