diff --git a/package.json b/package.json
index fa8c106..62221e0 100644
--- a/package.json
+++ b/package.json
@@ -22,13 +22,13 @@
   },
   "homepage": "https://theme-next.org",
   "devDependencies": {
-    "eslint": "^6.8.0",
-    "eslint-config-theme-next": "^1.1.4",
-    "gulp": "^4.0.2",
-    "gulp-eslint": "^6.0.0",
-    "gulp-shell": "^0.8.0",
-    "js-yaml": "^3.13.1",
-    "stylint": "^2.0.0"
+    "eslint": "6.8.0",
+    "eslint-config-theme-next": "1.1.4",
+    "gulp": "4.0.2",
+    "gulp-eslint": "6.0.0",
+    "gulp-shell": "0.8.0",
+    "js-yaml": "3.13.1",
+    "stylint": "2.0.0"
   },
   "engines": {
     "node": ">=10.9.0"