diff --git a/apps/govuk-template/package.json b/apps/govuk-template/package.json
index 1c9f689df..fe850ac9e 100644
--- a/apps/govuk-template/package.json
+++ b/apps/govuk-template/package.json
@@ -33,7 +33,7 @@
     ]
   },
   "devDependencies": {
-    "@apollo/client": "3.12.4",
+    "@apollo/client": "3.12.6",
     "@graphql-tools/schema": "10.0.15",
     "@not-govuk/anchor-list": "workspace:^0.15.3",
     "@not-govuk/app-composer": "workspace:^0.15.3",
diff --git a/lib/app-composer/package.json b/lib/app-composer/package.json
index d08a6c030..0689f5f9f 100644
--- a/lib/app-composer/package.json
+++ b/lib/app-composer/package.json
@@ -23,7 +23,7 @@
     "@not-govuk/router": "workspace:^0.15.3"
   },
   "peerDependencies": {
-    "@apollo/client": "^3.12.4",
+    "@apollo/client": "^3.12.6",
     "@not-govuk/user-info": "^0.15.3",
     "react": "^18.3.1",
     "react-helmet-async": "^2.0.5",
diff --git a/package.json b/package.json
index a5cf7006e..f4b4d7f45 100644
--- a/package.json
+++ b/package.json
@@ -48,7 +48,7 @@
   },
   "homepage": "https://github.com/daniel-ac-martin/NotGovUK#readme",
   "devDependencies": {
-    "@apollo/client": "3.12.4",
+    "@apollo/client": "3.12.6",
     "@babel/core": "7.26.0",
     "@babel/plugin-proposal-export-namespace-from": "7.18.9",
     "@babel/preset-env": "7.26.0",