diff --git a/grammar.c b/grammar.c
index 3595578..26444f8 100644
--- a/grammar.c
+++ b/grammar.c
@@ -1211,9 +1211,7 @@ void libconfig_yyerror(void *scanner, struct parse_context *ctx,
   YYUSE (ctx);
   YYUSE (scan_ctx);
 
-  if (!yymsg)
-    yymsg = "Deleting";
-  YY_SYMBOL_PRINT (yymsg, yytype, yyvaluep, yylocationp);
+  YY_SYMBOL_PRINT (yymsg ? yymsg : "Deleting", yytype, yyvaluep, yylocationp);
 
   YYUSE (yytype);
 }