diff --git a/tests/glr-regression.at b/tests/glr-regression.at
index 971e2b49..b7d24ab7 100644
--- a/tests/glr-regression.at
+++ b/tests/glr-regression.at
@@ -173,7 +173,6 @@ FILE *yyin = NULL;
 int
 yylex (void)
 { 
-  int c;
   char buf[50];
   switch (fscanf (yyin, " %1[a-z,]", buf)) {
   case 1: