diff --git a/lib/modules/manager/terraform/lockfile/hash.ts b/lib/modules/manager/terraform/lockfile/hash.ts
index 478d6f442dfe43..f871d6863f33ff 100644
--- a/lib/modules/manager/terraform/lockfile/hash.ts
+++ b/lib/modules/manager/terraform/lockfile/hash.ts
@@ -107,7 +107,7 @@ export class TerraformProviderHash {
   }
 
   @cache({
-    namespace: `datasource-${TerraformProviderDatasource.id}-build-hashes`,
+    namespace: `datasource-terraform-provider-hash`,
     key: (build: TerraformBuild) => build.url,
     ttlMinutes: TerraformProviderHash.hashCacheTTL,
   })
diff --git a/lib/util/cache/package/types.ts b/lib/util/cache/package/types.ts
index 0e7524b71debed..4a545e5c508c22 100644
--- a/lib/util/cache/package/types.ts
+++ b/lib/util/cache/package/types.ts
@@ -100,7 +100,7 @@ export type PackageCacheNamespace =
   | 'datasource-ruby-version'
   | 'datasource-rubygems'
   | 'datasource-terraform-module'
-  | 'datasource-terraform-provider-build-hashes'
+  | 'datasource-terraform-provider-hash'
   | 'datasource-terraform-provider-builds'
   | 'datasource-terraform-provider-releaseBackendIndex'
   | 'datasource-terraform-provider-zip-hashes'