diff --git a/src/entrypoints/sdk/coreTypes.ts b/src/entrypoints/sdk/coreTypes.ts
index 28e9a0d..8f1c2b0 100644
--- a/src/entrypoints/sdk/coreTypes.ts
+++ b/src/entrypoints/sdk/coreTypes.ts
@@ -16,7 +16,7 @@ export type {
   SandboxSettings,
 } from '../sandboxTypes.js'
 // Re-export all generated types
-export * from './coreTypes.generated.js'
+export * from './coreTypes.generated.ts'
 
 // Re-export utility types that can't be expressed as Zod schemas
 export type { NonNullableUsage } from './sdkUtilityTypes.js'
diff --git a/src/tools.ts b/src/tools.ts
index 567573e..c4fb1a2 100644
--- a/src/tools.ts
+++ b/src/tools.ts
@@ -57,7 +57,7 @@ import { TodoWriteTool } from './tools/TodoWriteTool/TodoWriteTool.js'
 import { ExitPlanModeV2Tool } from './tools/ExitPlanModeTool/ExitPlanModeV2Tool.js'
 import { TestingPermissionTool } from './tools/testing/TestingPermissionTool.js'
 import { GrepTool } from './tools/GrepTool/GrepTool.js'
-import { TungstenTool } from './tools/TungstenTool/TungstenTool.js'
+import { TungstenTool } from './tools/TungstenTool/TungstenTool.ts'
 // Lazy require to break circular dependency: tools.ts -> TeamCreateTool/TeamDeleteTool -> ... -> tools.ts
 /* eslint-disable @typescript-eslint/no-require-imports */
 const getTeamCreateTool = () =>