diff --git a/.changeset/late-rockets-type.md b/.changeset/late-rockets-type.md
new file mode 100644
index 0000000..96c7da4
--- /dev/null
+++ b/.changeset/late-rockets-type.md
@@ -0,0 +1,5 @@
+---
+"@apollo/graphql-testing-library": patch
+---
+
+Bumps @graphql-tools/executor version to v1.2.7 for GraphQL 15 backward-compatibility.
diff --git a/package.json b/package.json
index cecb046..1261f8a 100644
--- a/package.json
+++ b/package.json
@@ -111,7 +111,7 @@
     "wait-on": "7.2.0"
   },
   "dependencies": {
-    "@graphql-tools/executor": "^1.2.6",
+    "@graphql-tools/executor": "^1.2.7",
     "graphql-tag": "^2.12.6"
   },
   "peerDependencies": {
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 63deefd..48f5b46 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -9,8 +9,8 @@ importers:
   .:
     dependencies:
       '@graphql-tools/executor':
-        specifier: ^1.2.6
-        version: 1.2.6(graphql@16.9.0)
+        specifier: ^1.2.7
+        version: 1.2.7(graphql@16.9.0)
       graphql-tag:
         specifier: ^2.12.6
         version: 2.12.6(graphql@16.9.0)
@@ -1259,8 +1259,8 @@ packages:
   '@fal-works/esbuild-plugin-global-externals@2.1.2':
     resolution: {integrity: sha512-cEee/Z+I12mZcFJshKcCqC8tuX5hG3s+d+9nZ3LabqKF1vKdF41B92pJVCBggjAGORAeOzyyDDKrZwIkLffeOQ==}
 
-  '@graphql-tools/executor@1.2.6':
-    resolution: {integrity: sha512-+1kjfqzM5T2R+dCw7F4vdJ3CqG+fY/LYJyhNiWEFtq0ToLwYzR/KKyD8YuzTirEjSxWTVlcBh7endkx5n5F6ew==}
+  '@graphql-tools/executor@1.2.7':
+    resolution: {integrity: sha512-oyIw69QA+PuS/g7ttZZeEpIPS5CCGiIYitGtNxaChuiK7NPb7FD1dwOEXyekQt9/2FOEqZoYNpRY0NFfx/tO9Q==}
     engines: {node: '>=16.0.0'}
     peerDependencies:
       graphql: ^14.0.0 || ^15.0.0 || ^16.0.0 || ^17.0.0
@@ -1295,12 +1295,6 @@ packages:
     peerDependencies:
       graphql: ^14.0.0 || ^15.0.0 || ^16.0.0 || ^17.0.0
 
-  '@graphql-tools/utils@10.2.0':
-    resolution: {integrity: sha512-HYV7dO6pNA2nGKawygaBpk8y+vXOUjjzzO43W/Kb7EPRmXUEQKjHxPYRvQbiF72u1N3XxwGK5jnnFk9WVhUwYw==}
-    engines: {node: '>=16.0.0'}
-    peerDependencies:
-      graphql: ^14.0.0 || ^15.0.0 || ^16.0.0 || ^17.0.0
-
   '@graphql-tools/utils@10.2.1':
     resolution: {integrity: sha512-U8OMdkkEt3Vp3uYHU2pMc6mwId7axVAcSSmcqJcUmWNPqY2pfee5O655ybTI2kNPWAe58Zu6gLu4Oi4QT4BgWA==}
     engines: {node: '>=16.0.0'}
@@ -8192,9 +8186,9 @@ snapshots:
 
   '@fal-works/esbuild-plugin-global-externals@2.1.2': {}
 
-  '@graphql-tools/executor@1.2.6(graphql@16.9.0)':
+  '@graphql-tools/executor@1.2.7(graphql@16.9.0)':
     dependencies:
-      '@graphql-tools/utils': 10.2.0(graphql@16.9.0)
+      '@graphql-tools/utils': 10.2.1(graphql@16.9.0)
       '@graphql-typed-document-node/core': 3.2.0(graphql@16.9.0)
       '@repeaterjs/repeater': 3.0.6
       graphql: 16.9.0
@@ -8238,14 +8232,6 @@ snapshots:
       tslib: 2.6.2
       value-or-promise: 1.0.12
 
-  '@graphql-tools/utils@10.2.0(graphql@16.9.0)':
-    dependencies:
-      '@graphql-typed-document-node/core': 3.2.0(graphql@16.9.0)
-      cross-inspect: 1.0.0
-      dset: 3.1.3
-      graphql: 16.9.0
-      tslib: 2.6.2
-
   '@graphql-tools/utils@10.2.1(graphql@16.9.0)':
     dependencies:
       '@graphql-typed-document-node/core': 3.2.0(graphql@16.9.0)