diff --git a/.changeset/metal-stingrays-pump.md b/.changeset/metal-stingrays-pump.md
new file mode 100644
index 00000000000..cfd10b1da46
--- /dev/null
+++ b/.changeset/metal-stingrays-pump.md
@@ -0,0 +1,5 @@
+---
+'@keystone-next/keystone': patch
+---
+
+Fixed error from prisma when using `.keystone/api` from `generateNodeAPI` in a API route (`admin/pages/api/*`)
diff --git a/packages/keystone/src/___internal-do-not-use-will-break-in-patch/admin-ui/next-config.ts b/packages/keystone/src/___internal-do-not-use-will-break-in-patch/admin-ui/next-config.ts
index f9437810062..8e64f26bb93 100644
--- a/packages/keystone/src/___internal-do-not-use-will-break-in-patch/admin-ui/next-config.ts
+++ b/packages/keystone/src/___internal-do-not-use-will-break-in-patch/admin-ui/next-config.ts
@@ -19,7 +19,7 @@ export const config = withPreconstruct({
       config.externals = [
         ...config.externals,
         /@keystone-next\/keystone(?!\/___internal-do-not-use-will-break-in-patch\/admin-ui\/id-field-view|\/fields\/types\/[^\/]+\/views)/,
-        /@keystone-next\/types/,
+        '.prisma/client',
       ];
     }
     return config;