1 files changed, 1 insertions, 1 deletions
diff --git a/tests/string_r.l b/tests/string_r.l
index 276a908..392ba78 100644
--- a/tests/string_r.l
+++ b/tests/string_r.l
@@ -62,7 +62,7 @@ int
 main (void)
 {
     char * buf;
-    int len;
+    size_t len;
     YY_BUFFER_STATE state;
     yyscan_t  scanner=NULL;