diff --git a/package-lock.json b/package-lock.json
index b624dbc..6e1dc83 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
       "license": "MIT",
       "dependencies": {
         "@actions/core": "^1.2.6",
-        "@actions/exec": "^1.0.4",
+        "@actions/exec": "^1.1.1",
         "@actions/io": "^1.0.2",
         "@actions/tool-cache": "^1.6.1",
         "node-fetch": "^2.6.1"
@@ -38,9 +38,9 @@
       "integrity": "sha512-ZQYitnqiyBc3D+k7LsgSBmMDVkOVidaagDG7j3fOym77jNunWRuYx7VSHa9GNfFZh+zh61xsCjRj4JxMZlDqTA=="
     },
     "node_modules/@actions/exec": {
-      "version": "1.0.4",
-      "resolved": "https://registry.npmjs.org/@actions/exec/-/exec-1.0.4.tgz",
-      "integrity": "sha512-4DPChWow9yc9W3WqEbUj8Nr86xkpyE29ZzWjXucHItclLbEW6jr80Zx4nqv18QL6KK65+cifiQZXvnqgTV6oHw==",
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/@actions/exec/-/exec-1.1.1.tgz",
+      "integrity": "sha512-+sCcHHbVdk93a0XT19ECtO/gIXoxvdsgQLzb2fE2/5sIZmWQuluYyjPQtrtTHdU1YzTZ7bAPN4sITq2xi1679w==",
       "dependencies": {
         "@actions/io": "^1.0.1"
       }
@@ -9567,9 +9567,9 @@
       "integrity": "sha512-ZQYitnqiyBc3D+k7LsgSBmMDVkOVidaagDG7j3fOym77jNunWRuYx7VSHa9GNfFZh+zh61xsCjRj4JxMZlDqTA=="
     },
     "@actions/exec": {
-      "version": "1.0.4",
-      "resolved": "https://registry.npmjs.org/@actions/exec/-/exec-1.0.4.tgz",
-      "integrity": "sha512-4DPChWow9yc9W3WqEbUj8Nr86xkpyE29ZzWjXucHItclLbEW6jr80Zx4nqv18QL6KK65+cifiQZXvnqgTV6oHw==",
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/@actions/exec/-/exec-1.1.1.tgz",
+      "integrity": "sha512-+sCcHHbVdk93a0XT19ECtO/gIXoxvdsgQLzb2fE2/5sIZmWQuluYyjPQtrtTHdU1YzTZ7bAPN4sITq2xi1679w==",
       "requires": {
         "@actions/io": "^1.0.1"
       }
diff --git a/package.json b/package.json
index 2600873..9a4329f 100644
--- a/package.json
+++ b/package.json
@@ -40,7 +40,7 @@
   "homepage": "https://github.com/peaceiris/actions-mdbook#readme",
   "dependencies": {
     "@actions/core": "^1.2.6",
-    "@actions/exec": "^1.0.4",
+    "@actions/exec": "^1.1.1",
     "@actions/io": "^1.0.2",
     "@actions/tool-cache": "^1.6.1",
     "node-fetch": "^2.6.1"