diff --git a/package-lock.json b/package-lock.json
index fe30fb3..9621cca 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
       "hasInstallScript": true,
       "license": "MIT",
       "dependencies": {
-        "@actions/core": "^1.6.0",
+        "@actions/core": "^1.8.1",
         "@actions/exec": "^1.1.1",
         "@actions/io": "^1.1.0",
         "@actions/tool-cache": "^1.7.2",
@@ -40,13 +40,18 @@
       }
     },
     "node_modules/@actions/core": {
-      "version": "1.6.0",
-      "resolved": "https://registry.npmjs.org/@actions/core/-/core-1.6.0.tgz",
-      "integrity": "sha512-NB1UAZomZlCV/LmJqkLhNTqtKfFXJZAUPcfl/zqG7EfsQdeUJtaWO98SGbuQ3pydJ3fHl2CvI/51OKYlCYYcaw==",
+      "version": "1.8.1",
+      "resolved": "https://registry.npmjs.org/@actions/core/-/core-1.8.1.tgz",
+      "integrity": "sha512-LuFg2O/+rRrYxrdafnqH9mx6ADszKzQAhDuEhhMQIh47tsXzWkW4wXY5zvscqJ4KDywyJX0LA0pAESPLUjZXvw==",
       "dependencies": {
-        "@actions/http-client": "^1.0.11"
+        "@actions/http-client": "^2.0.0"
       }
     },
+    "node_modules/@actions/core/node_modules/@actions/http-client": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/@actions/http-client/-/http-client-2.0.0.tgz",
+      "integrity": "sha512-fm1+OPPey5ypgStT9K8zbBhICj4J4UV/TJIHDhuWlkb8KyJaAtjcZK184dTqul0dV0nPKX97FNtDXX20BTLXSA=="
+    },
     "node_modules/@actions/exec": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/@actions/exec/-/exec-1.1.1.tgz",
@@ -12558,11 +12563,18 @@
   },
   "dependencies": {
     "@actions/core": {
-      "version": "1.6.0",
-      "resolved": "https://registry.npmjs.org/@actions/core/-/core-1.6.0.tgz",
-      "integrity": "sha512-NB1UAZomZlCV/LmJqkLhNTqtKfFXJZAUPcfl/zqG7EfsQdeUJtaWO98SGbuQ3pydJ3fHl2CvI/51OKYlCYYcaw==",
+      "version": "1.8.1",
+      "resolved": "https://registry.npmjs.org/@actions/core/-/core-1.8.1.tgz",
+      "integrity": "sha512-LuFg2O/+rRrYxrdafnqH9mx6ADszKzQAhDuEhhMQIh47tsXzWkW4wXY5zvscqJ4KDywyJX0LA0pAESPLUjZXvw==",
       "requires": {
-        "@actions/http-client": "^1.0.11"
+        "@actions/http-client": "^2.0.0"
+      },
+      "dependencies": {
+        "@actions/http-client": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/@actions/http-client/-/http-client-2.0.0.tgz",
+          "integrity": "sha512-fm1+OPPey5ypgStT9K8zbBhICj4J4UV/TJIHDhuWlkb8KyJaAtjcZK184dTqul0dV0nPKX97FNtDXX20BTLXSA=="
+        }
       }
     },
     "@actions/exec": {
diff --git a/package.json b/package.json
index 1c01a7f..8c6c6e8 100644
--- a/package.json
+++ b/package.json
@@ -47,7 +47,7 @@
   },
   "homepage": "https://github.com/peaceiris/actions-hugo#readme",
   "dependencies": {
-    "@actions/core": "^1.6.0",
+    "@actions/core": "^1.8.1",
     "@actions/exec": "^1.1.1",
     "@actions/io": "^1.1.0",
     "@actions/tool-cache": "^1.7.2",