1 files changed, 1 insertions, 1 deletions
diff --git a/ruby.c b/ruby.c
index 0f587f8459..97a9ab6e69 100644
--- a/ruby.c
+++ b/ruby.c
@@ -89,7 +89,7 @@ struct cmdline_options {
     int verbose;
     int yydebug;
     unsigned int dump;
-    char *script;
+    const char *script;
     VALUE script_name;
     VALUE e_script;
     struct {