diff --git a/package.json b/package.json
index 536d3508d..98ba43fcb 100644
--- a/package.json
+++ b/package.json
@@ -61,7 +61,7 @@
     "webpack-cli": "^3.3.12",
     "webpack-dev-server": "^3.11.0",
     "webpack-manifest-plugin": "^2.2.0",
-    "webpack-merge": "^5.1.2"
+    "webpack-merge": "^5.1.3"
   },
   "dependencies": {
     "annotator": "wallabag/annotator#master",
diff --git a/yarn.lock b/yarn.lock
index 4bf50fd23..ce29e5dcc 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -7546,10 +7546,10 @@ webpack-manifest-plugin@^2.2.0:
     object.entries "^1.1.0"
     tapable "^1.0.0"
 
-webpack-merge@^5.1.2:
-  version "5.1.2"
-  resolved "https://registry.yarnpkg.com/webpack-merge/-/webpack-merge-5.1.2.tgz#21dc1ed0e860c305cf5a07a48750f53a99750855"
-  integrity sha512-/slG0Kh0OKTf0zxdFJlhQHzv8bU9gUYVK5DkBjB3i/yoc1Xx4ADG0KITGO5S/6cqn2Ug43+8VR6Sz8daA/c+5g==
+webpack-merge@^5.1.3:
+  version "5.1.3"
+  resolved "https://registry.yarnpkg.com/webpack-merge/-/webpack-merge-5.1.3.tgz#e5570b0bfa654915340f1e348c93a6fd16d7a820"
+  integrity sha512-fz/xHgfHyxq3uzGGrMryPnpPZ6x3vF1tHtws6vYwYX+8e6Dw+4U4r6rXuEPCqtSwmUIeD8hniWwFem+5FVLjzg==
   dependencies:
     clone-deep "^4.0.1"
     wildcard "^2.0.0"