diff --git a/package-lock.json b/package-lock.json
index e7b5198..3b83eb6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5,12 +5,13 @@
   "requires": true,
   "packages": {
     "": {
+      "name": "marp-cli-example",
       "version": "0.0.0",
       "license": "WTFPL",
       "devDependencies": {
-        "@marp-team/marp-cli": "^1.1.1",
-        "cpy-cli": "^3.1.1",
-        "rimraf": "^3.0.2"
+        "@marp-team/marp-cli": "1.1.1",
+        "cpy-cli": "3.1.1",
+        "rimraf": "3.0.2"
       }
     },
     "node_modules/@babel/code-frame": {
diff --git a/package.json b/package.json
index d9afb34..9e30771 100644
--- a/package.json
+++ b/package.json
@@ -12,8 +12,8 @@
     "start": "marp -ps ."
   },
   "devDependencies": {
-    "@marp-team/marp-cli": "^1.1.1",
-    "cpy-cli": "^3.1.1",
-    "rimraf": "^3.0.2"
+    "@marp-team/marp-cli": "1.1.1",
+    "cpy-cli": "3.1.1",
+    "rimraf": "3.0.2"
   }
 }
diff --git a/renovate.json b/renovate.json
new file mode 100644
index 0000000..f45d8f1
--- /dev/null
+++ b/renovate.json
@@ -0,0 +1,5 @@
+{
+  "extends": [
+    "config:base"
+  ]
+}