diff --git a/examples/cmdline/duk_cmdline.c b/examples/cmdline/duk_cmdline.c
index c9fb7d35..7576b766 100644
--- a/examples/cmdline/duk_cmdline.c
+++ b/examples/cmdline/duk_cmdline.c
@@ -435,7 +435,7 @@ static int handle_file(duk_context *ctx, const char *filename, const char *bytec
 	return -1;
 }
 
-static int handle_eval(duk_context *ctx, const char *code) {
+static int handle_eval(duk_context *ctx, char *code) {
 	int rc;
 	int retval = -1;