diff --git a/plugins/adr-backend/package.json b/plugins/adr-backend/package.json
index 90996ce7cf..3b1f19ec01 100644
--- a/plugins/adr-backend/package.json
+++ b/plugins/adr-backend/package.json
@@ -36,6 +36,7 @@
     "@backstage/integration": "workspace:^",
     "@backstage/plugin-adr-common": "workspace:^",
     "@backstage/plugin-search-common": "workspace:^",
+    "@types/express": "^4.17.15",
     "express": "^4.18.2",
     "express-promise-router": "^4.1.1",
     "luxon": "^3.0.0",
diff --git a/yarn.lock b/yarn.lock
index 1091eb58f7..d18b10cb4c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4109,6 +4109,7 @@ __metadata:
     "@backstage/integration": "workspace:^"
     "@backstage/plugin-adr-common": "workspace:^"
     "@backstage/plugin-search-common": "workspace:^"
+    "@types/express": ^4.17.15
     "@types/marked": ^4.0.0
     "@types/supertest": ^2.0.8
     express: ^4.18.2
@@ -14015,7 +14016,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@types/express-serve-static-core@npm:*, @types/express-serve-static-core@npm:4.17.31, @types/express-serve-static-core@npm:^4.17.18, @types/express-serve-static-core@npm:^4.17.5":
+"@types/express-serve-static-core@npm:*, @types/express-serve-static-core@npm:4.17.31, @types/express-serve-static-core@npm:^4.17.18, @types/express-serve-static-core@npm:^4.17.31, @types/express-serve-static-core@npm:^4.17.5":
   version: 4.17.31
   resolution: "@types/express-serve-static-core@npm:4.17.31"
   dependencies:
@@ -14045,7 +14046,19 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@types/express@npm:*, @types/express@npm:4.17.14, @types/express@npm:^4.17.13, @types/express@npm:^4.17.6":
+"@types/express@npm:*, @types/express@npm:^4.17.13, @types/express@npm:^4.17.15, @types/express@npm:^4.17.6":
+  version: 4.17.15
+  resolution: "@types/express@npm:4.17.15"
+  dependencies:
+    "@types/body-parser": "*"
+    "@types/express-serve-static-core": ^4.17.31
+    "@types/qs": "*"
+    "@types/serve-static": "*"
+  checksum: b4acd8a836d4f6409cdf79b12d6e660485249b62500cccd61e7997d2f520093edf77d7f8498ca79d64a112c6434b6de5ca48039b8fde2c881679eced7e96979b
+  languageName: node
+  linkType: hard
+
+"@types/express@npm:4.17.14":
   version: 4.17.14
   resolution: "@types/express@npm:4.17.14"
   dependencies: