diff --git a/yarn.lock b/yarn.lock
index 1e17345f48..aac0d3735b 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2645,46 +2645,6 @@
     remark-gfm "^1.0.0"
     zen-observable "^0.8.15"
 
-"@backstage/core@^0.4.3":
-  version "0.4.4"
-  resolved "https://registry.npmjs.org/@backstage/core/-/core-0.4.4.tgz#83d5ce5c8dd8a9803badc1dde389b5bde963e959"
-  integrity sha512-UEZhPBC7DAZEOCRAYQ9XcXch5JDuPn+wYNp65Ik60SSz/RFjqhq8D3P7V074cMQqWLAddVDj5dUrNeN8N1gAUQ==
-  dependencies:
-    "@backstage/config" "^0.1.2"
-    "@backstage/core-api" "^0.2.8"
-    "@backstage/theme" "^0.2.2"
-    "@material-ui/core" "^4.11.0"
-    "@material-ui/icons" "^4.9.1"
-    "@material-ui/lab" "4.0.0-alpha.45"
-    "@types/dagre" "^0.7.44"
-    "@types/prop-types" "^15.7.3"
-    "@types/react" "^16.9"
-    "@types/react-sparklines" "^1.7.0"
-    classnames "^2.2.6"
-    clsx "^1.1.0"
-    d3-selection "^2.0.0"
-    d3-shape "^2.0.0"
-    d3-zoom "^2.0.0"
-    dagre "^0.8.5"
-    immer "^7.0.9"
-    lodash "^4.17.15"
-    material-table "^1.69.1"
-    prop-types "^15.7.2"
-    qs "^6.9.4"
-    rc-progress "^3.0.0"
-    react "^16.12.0"
-    react-dom "^16.12.0"
-    react-helmet "6.1.0"
-    react-hook-form "^6.6.0"
-    react-markdown "^5.0.2"
-    react-router "6.0.0-beta.0"
-    react-router-dom "6.0.0-beta.0"
-    react-sparklines "^1.7.0"
-    react-syntax-highlighter "^13.5.1"
-    react-use "^15.3.3"
-    remark-gfm "^1.0.0"
-    zen-observable "^0.8.15"
-
 "@bcoe/v8-coverage@^0.2.3":
   version "0.2.3"
   resolved "https://registry.npmjs.org/@bcoe/v8-coverage/-/v8-coverage-0.2.3.tgz#75a2e8b51cb758a7553d6804a5932d7aace75c39"
@@ -15509,11 +15469,6 @@ immer@1.10.0:
   resolved "https://registry.npmjs.org/immer/-/immer-1.10.0.tgz#bad67605ba9c810275d91e1c2a47d4582e98286d"
   integrity sha512-O3sR1/opvCDGLEVcvrGTMtLac8GJ5IwZC4puPrLuRj3l7ICKvkmA0vGuU9OW8mV9WIBRnaxp5GJh9IEAaNOoYg==
 
-immer@^7.0.9:
-  version "7.0.15"
-  resolved "https://registry.npmjs.org/immer/-/immer-7.0.15.tgz#dc3bc6db87401659d2e737c67a21b227c484a4ad"
-  integrity sha512-yM7jo9+hvYgvdCQdqvhCNRRio0SCXc8xDPzA25SvKWa7b1WVPjLwQs1VYU5JPXjcJPTqAa5NP5dqpORGYBQ2AA==
-
 immer@^8.0.1:
   version "8.0.1"
   resolved "https://registry.npmjs.org/immer/-/immer-8.0.1.tgz#9c73db683e2b3975c424fb0572af5889877ae656"