diff --git a/src/generators/prisma-ts.ts b/src/generators/prisma-ts.ts
index 34fec1b..792b5b0 100644
--- a/src/generators/prisma-ts.ts
+++ b/src/generators/prisma-ts.ts
@@ -26,7 +26,7 @@ function renderHeader(schema: string): string {
   return `import { Prisma as BasePrisma, BasePrismaOptions } from 'prisma-binding'
 import { GraphQLResolveInfo } from 'graphql'
 
-const typeDefs = \`
+export const typeDefs = \`
 ${schema}\``
 }
 
@@ -65,4 +65,4 @@ ${renderMainSubscriptionMethodFields(subscriptionType.getFields())}
       : ''
   }
 }`
-}
\ No newline at end of file
+}