diff --git a/package-lock.json b/package-lock.json
index 2e77f98..add4566 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
       "version": "1.0.0",
       "license": "GPL-3.0-or-later",
       "devDependencies": {
-        "electron": "^8.5.0",
+        "electron": "^11.5.0",
         "eslint": "^6.8.0",
         "eslint-config-standard": "^14.1.1",
         "eslint-plugin-import": "^2.22.0",
@@ -54,8 +54,6 @@
         "env-paths": "^2.2.0",
         "filenamify": "^4.1.0",
         "fs-extra": "^8.1.0",
-        "global-agent": "^2.0.2",
-        "global-tunnel-ng": "^2.7.1",
         "got": "^9.6.0",
         "progress": "^2.0.3",
         "semver": "^6.2.0",
@@ -571,9 +569,9 @@
       "dev": true
     },
     "node_modules/electron": {
-      "version": "8.5.5",
-      "resolved": "https://registry.npmjs.org/electron/-/electron-8.5.5.tgz",
-      "integrity": "sha512-e355H+tRDial0m+X2v+l+0SnaATAPw4sNjv9qmdk/6MJz/glteVJwVJEnxTjPfEELIJSChrBWDBVpjdDvoBF4Q==",
+      "version": "11.5.0",
+      "resolved": "https://registry.npmjs.org/electron/-/electron-11.5.0.tgz",
+      "integrity": "sha512-WjNDd6lGpxyiNjE3LhnFCAk/D9GIj1rU3GSDealVShhkkkPR3Vh4q8ErXGDl1OAO/faomVa10KoFPUN/pLbNxg==",
       "dev": true,
       "hasInstallScript": true,
       "dependencies": {
@@ -1894,9 +1892,6 @@
       "resolved": "https://registry.npmjs.org/jsonfile/-/jsonfile-4.0.0.tgz",
       "integrity": "sha1-h3Gq4HmbZAdrdmQPygWPnBDjPss=",
       "dev": true,
-      "dependencies": {
-        "graceful-fs": "^4.1.6"
-      },
       "optionalDependencies": {
         "graceful-fs": "^4.1.6"
       }
@@ -3569,9 +3564,9 @@
       "dev": true
     },
     "electron": {
-      "version": "8.5.5",
-      "resolved": "https://registry.npmjs.org/electron/-/electron-8.5.5.tgz",
-      "integrity": "sha512-e355H+tRDial0m+X2v+l+0SnaATAPw4sNjv9qmdk/6MJz/glteVJwVJEnxTjPfEELIJSChrBWDBVpjdDvoBF4Q==",
+      "version": "11.5.0",
+      "resolved": "https://registry.npmjs.org/electron/-/electron-11.5.0.tgz",
+      "integrity": "sha512-WjNDd6lGpxyiNjE3LhnFCAk/D9GIj1rU3GSDealVShhkkkPR3Vh4q8ErXGDl1OAO/faomVa10KoFPUN/pLbNxg==",
       "dev": true,
       "requires": {
         "@electron/get": "^1.0.1",
diff --git a/package.json b/package.json
index 4adc402..a67b41a 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
   },
   "homepage": "https://github.com/jkelol111/openrevise-desktop#readme",
   "devDependencies": {
-    "electron": "^8.5.0",
+    "electron": "^11.5.0",
     "eslint": "^6.8.0",
     "eslint-config-standard": "^14.1.1",
     "eslint-plugin-import": "^2.22.0",