diff --git a/addon/package-lock.json b/addon/package-lock.json
index 463786a61..a6d54dd49 100644
--- a/addon/package-lock.json
+++ b/addon/package-lock.json
@@ -5429,9 +5429,9 @@
       }
     },
     "lodash": {
-      "version": "4.17.19",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.19.tgz",
-      "integrity": "sha512-JNvd8XER9GQX0v2qJgsaN/mzFCNA5BRe/j8JN9d+tWyGLSodKQHKFicdwNYzWwI3wjRnaKPsGj1XkBjx/F96DQ=="
+      "version": "4.17.20",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.20.tgz",
+      "integrity": "sha512-PlhdFcillOINfeV7Ni6oF1TAEayyZBoZ8bcshTHqOYJYlrqzRK5hagpagky5o4HfCzzd1TRkXPMFq6cKk9rGmA=="
     },
     "lodash.includes": {
       "version": "4.3.0",
diff --git a/addon/package.json b/addon/package.json
index 32e3f3492..85112d64c 100644
--- a/addon/package.json
+++ b/addon/package.json
@@ -3,7 +3,7 @@
   "version": "0.11.0",
   "description": "Extension that augments several Mozilla websites (DXR, Searchfox) with code coverage information.",
   "dependencies": {
-    "lodash": "^4.17.19"
+    "lodash": "^4.17.20"
   },
   "peerDependencies": {
     "eslint": ">=0.8.0"