diff --git a/package.json b/package.json
index fa97f5e..8222401 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
   },
   "homepage": "https://mailgo.js.org",
   "devDependencies": {
-    "gulp": "^4.0.1",
+    "gulp": "^4.0.2",
     "gulp-rename": "^1.4.0",
     "gulp-terser": "^1.1.7",
     "gulp-uglify": "^3.0.2"
diff --git a/yarn.lock b/yarn.lock
index 6b82312..d5bc766 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -907,10 +907,10 @@ gulp-uglify@^3.0.2:
     uglify-js "^3.0.5"
     vinyl-sourcemaps-apply "^0.2.0"
 
-gulp@^4.0.1:
-  version "4.0.1"
-  resolved "https://registry.yarnpkg.com/gulp/-/gulp-4.0.1.tgz#987a38a55a7d3677f6b49e291b06bc05809f33d9"
-  integrity sha512-yDVtVunxrAdsk7rIV/b7lVSBifPN1Eqe6wTjsESGrFcL+MEVzaaeNTkpUuGTUptloSOU+8oJm/lBJbgPV+tMAw==
+gulp@^4.0.2:
+  version "4.0.2"
+  resolved "https://registry.yarnpkg.com/gulp/-/gulp-4.0.2.tgz#543651070fd0f6ab0a0650c6a3e6ff5a7cb09caa"
+  integrity sha512-dvEs27SCZt2ibF29xYgmnwwCYZxdxhQ/+LFWlbAW8y7jt68L/65402Lz3+CKy0Ov4rOs+NERmDq7YlZaDqUIfA==
   dependencies:
     glob-watcher "^5.0.3"
     gulp-cli "^2.2.0"
@@ -2306,9 +2306,9 @@ typedarray@^0.0.6:
   integrity sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=
 
 uglify-js@^3.0.5:
-  version "3.5.10"
-  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.5.10.tgz#652bef39f86d9dbfd6674407ee05a5e2d372cf2d"
-  integrity sha512-/GTF0nosyPLbdJBd+AwYiZ+Hu5z8KXWnO0WCGt1BQ/u9Iamhejykqmz5o1OHJ53+VAk6xVxychonnApDjuqGsw==
+  version "3.5.11"
+  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.5.11.tgz#833442c0aa29b3a7d34344c7c63adaa3f3504f6a"
+  integrity sha512-izPJg8RsSyqxbdnqX36ExpbH3K7tDBsAU/VfNv89VkMFy3z39zFjunQGsSHOlGlyIfGLGprGeosgQno3bo2/Kg==
   dependencies:
     commander "~2.20.0"
     source-map "~0.6.1"