diff --git a/packages/core/package.json b/packages/core/package.json
index 29650fb9f8..6e92491b81 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -13,7 +13,7 @@
     "test:ember-compatibility": "ember try:each"
   },
   "dependencies": {
-    "@apollo/client": "^3.12.5",
+    "@apollo/client": "^4.1.3",
     "@babel/core": "^7.26.0",
     "@ember/string": "^3.1.1 || ^4.0.0",
     "@embroider/macros": "^1.16.10",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index d353f02574..2a97a5bc29 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -483,8 +483,8 @@ importers:
   packages/core:
     dependencies:
       '@apollo/client':
-        specifier: ^3.12.5
-        version: 3.14.0(graphql@15.10.1)
+        specifier: ^4.1.3
+        version: 4.1.3(graphql@15.10.1)(rxjs@7.8.2)
       '@babel/core':
         specifier: ^7.26.0
         version: 7.28.6
@@ -1558,6 +1558,25 @@ packages:
       subscriptions-transport-ws:
         optional: true
 
+  '@apollo/client@4.1.3':
+    resolution: {integrity: sha512-2D0eN9R0IHj9qp1RwjM1/brKqcBGldlDfY0YiP5ecCj9FtVrhOtXqMj98SZ1CA0YGDY5X+dxx32Ljh7J0VHTfA==}
+    peerDependencies:
+      graphql: ^16.0.0
+      graphql-ws: ^5.5.5 || ^6.0.3
+      react: ^17.0.0 || ^18.0.0 || >=19.0.0-rc
+      react-dom: ^17.0.0 || ^18.0.0 || >=19.0.0-rc
+      rxjs: ^7.3.0
+      subscriptions-transport-ws: ^0.9.0 || ^0.11.0
+    peerDependenciesMeta:
+      graphql-ws:
+        optional: true
+      react:
+        optional: true
+      react-dom:
+        optional: true
+      subscriptions-transport-ws:
+        optional: true
+
   '@asamuzakjp/css-color@3.2.0':
     resolution: {integrity: sha512-K1A6z8tS3XsmCMM86xoWdn7Fkdn9m6RSVtocUrJYIwZnFVkng/PvkEoWtOWmP+Scc6saYWHWZYbndEEXxl24jw==}
 
@@ -10539,6 +10558,18 @@ snapshots:
     transitivePeerDependencies:
       - '@types/react'
 
+  '@apollo/client@4.1.3(graphql@15.10.1)(rxjs@7.8.2)':
+    dependencies:
+      '@graphql-typed-document-node/core': 3.2.0(graphql@15.10.1)
+      '@wry/caches': 1.0.1
+      '@wry/equality': 0.5.7
+      '@wry/trie': 0.5.0
+      graphql: 15.10.1
+      graphql-tag: 2.12.6(graphql@15.10.1)
+      optimism: 0.18.1
+      rxjs: 7.8.2
+      tslib: 2.8.1
+
   '@asamuzakjp/css-color@3.2.0':
     dependencies:
       '@csstools/css-calc': 2.1.4(@csstools/css-parser-algorithms@3.0.5(@csstools/css-tokenizer@3.0.4))(@csstools/css-tokenizer@3.0.4)