diff --git a/server/.prettierrc b/server/.prettierrc
index 7a664f6b6..0e5bfb4d7 100644
--- a/server/.prettierrc
+++ b/server/.prettierrc
@@ -14,5 +14,6 @@
   "importOrderParserPlugins": [
     "typescript",
     "decorators-legacy"
-  ]
+  ],
+  "importOrderSideEffects": false
 }
diff --git a/server/tests/unit/nest-mcp/discovery.test.ts b/server/tests/unit/nest-mcp/discovery.test.ts
index 53b19b928..c3b721762 100644
--- a/server/tests/unit/nest-mcp/discovery.test.ts
+++ b/server/tests/unit/nest-mcp/discovery.test.ts
@@ -4,6 +4,7 @@ import { Injectable, Module } from '@nestjs/common';
 import { Test } from '@nestjs/testing';
 
 import 'reflect-metadata';
+
 import { afterEach, describe, expect, it } from 'vitest';
 import { z } from 'zod';
 
diff --git a/server/tests/unit/nest-mcp/error-mapper.test.ts b/server/tests/unit/nest-mcp/error-mapper.test.ts
index bfaf5da79..565979150 100644
--- a/server/tests/unit/nest-mcp/error-mapper.test.ts
+++ b/server/tests/unit/nest-mcp/error-mapper.test.ts
@@ -11,6 +11,7 @@ import { Module } from '@nestjs/common';
 import { Test } from '@nestjs/testing';
 
 import 'reflect-metadata';
+
 import { afterEach, describe, expect, it } from 'vitest';
 import { z } from 'zod';
 
diff --git a/server/tests/unit/nest-mcp/tool-gate.test.ts b/server/tests/unit/nest-mcp/tool-gate.test.ts
index 902f7346a..07bce2bb3 100644
--- a/server/tests/unit/nest-mcp/tool-gate.test.ts
+++ b/server/tests/unit/nest-mcp/tool-gate.test.ts
@@ -13,6 +13,7 @@ import { Injectable, Module } from '@nestjs/common';
 import { Test } from '@nestjs/testing';
 
 import 'reflect-metadata';
+
 import { afterEach, describe, expect, it, vi } from 'vitest';
 import { z } from 'zod';
 
diff --git a/shared/.prettierrc b/shared/.prettierrc
index 7a664f6b6..0e5bfb4d7 100644
--- a/shared/.prettierrc
+++ b/shared/.prettierrc
@@ -14,5 +14,6 @@
   "importOrderParserPlugins": [
     "typescript",
     "decorators-legacy"
-  ]
+  ],
+  "importOrderSideEffects": false
 }