diff --git a/webextensions/package-lock.json b/webextensions/package-lock.json
index 360e2956..061c78a0 100644
--- a/webextensions/package-lock.json
+++ b/webextensions/package-lock.json
@@ -19,7 +19,7 @@
         "eslint-plugin-import": "^2.20.1",
         "eslint-plugin-indent-in-parens": "^1.0.0",
         "globals": "^15.14.0",
-        "lodash": ">=4.17.23",
+        "lodash": ">=4.18.1",
         "minimist": ">=1.2.6",
         "morphdom": "^2.5.12",
         "node-fetch": ">=3.2.10",
@@ -4423,9 +4423,9 @@
       }
     },
     "node_modules/lodash": {
-      "version": "4.17.23",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.23.tgz",
-      "integrity": "sha512-LgVTMpQtIopCi79SJeDiP0TfWi5CNEc/L/aRdTh3yIvmZXTnheWpKjSZhnvMl8iXbC1tFg9gdHHDMLoV7CnG+w==",
+      "version": "4.18.1",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.18.1.tgz",
+      "integrity": "sha512-dMInicTPVE8d1e5otfwmmjlxkZoUpiVLwyeTdUsi/Caj/gfzzblBcCE5sRHV/AsjuCmxWrte2TNGSYuCeCq+0Q==",
       "dev": true,
       "license": "MIT"
     },
diff --git a/webextensions/package.json b/webextensions/package.json
index b934ae63..5de85cb4 100644
--- a/webextensions/package.json
+++ b/webextensions/package.json
@@ -19,7 +19,7 @@
     "eslint-plugin-import": "^2.20.1",
     "eslint-plugin-indent-in-parens": "^1.0.0",
     "globals": "^15.14.0",
-    "lodash": ">=4.17.23",
+    "lodash": ">=4.18.1",
     "minimist": ">=1.2.6",
     "morphdom": "^2.5.12",
     "node-fetch": ">=3.2.10",