diff --git a/quickjs.h b/quickjs.h
index 82b4d9f..c218908 100644
--- a/quickjs.h
+++ b/quickjs.h
@@ -995,9 +995,9 @@ JS_EXTERN JSValue JS_PromiseResult(JSContext *ctx, JSValue promise);
 /* Version */
 
 #define QJS_VERSION_MAJOR 0
-#define QJS_VERSION_MINOR 4
-#define QJS_VERSION_PATCH 1
-#define QJS_VERSION_SUFFIX ""
+#define QJS_VERSION_MINOR 5
+#define QJS_VERSION_PATCH 0
+#define QJS_VERSION_SUFFIX "dev"
 
 JS_EXTERN const char* JS_GetVersion(void);