diff --git a/frontend/yarn.lock b/frontend/yarn.lock
index be092e770d..6914349288 100644
--- a/frontend/yarn.lock
+++ b/frontend/yarn.lock
@@ -2568,6 +2568,25 @@
     inquirer "^7.0.4"
     recursive-readdir "^2.2.2"
     replace-in-file "^5.0.2"
+"@spotify-backstage/core@file:packages/core":
+  version "1.0.0"
+  dependencies:
+    "@material-ui/core" "^4.9.1"
+    "@material-ui/icons" "^4.9.1"
+    "@types/google-protobuf" "^3.7.2"
+    "@types/jest" "^24.0.0"
+    "@types/node" "^12.0.0"
+    "@types/react" "^16.9.0"
+    "@types/react-dom" "^16.9.0"
+    "@types/react-router-dom" "^5.1.3"
+    classnames "^2.2.6"
+    rc-progress "^2.5.2"
+    react "^16.12.0"
+    react-addons-text-content "0.0.4"
+    react-dom "^16.12.0"
+    react-helmet "5.2.1"
+    react-router-dom "^5.1.2"
+    recompose "0.30.0"
 
 "@spotify/eslint-config-base@^6.0.0":
   version "6.0.0"