diff --git a/server/libs/common/src/utils/time-utils.spec.ts b/server/libs/common/src/utils/time-utils.spec.ts
index fd1ed933ec..31cd4b6537 100644
--- a/server/libs/common/src/utils/time-utils.spec.ts
+++ b/server/libs/common/src/utils/time-utils.spec.ts
@@ -3,6 +3,12 @@
 import { timeUtils } from './time-utils';
 
 describe('Time Utilities', () => {
+  describe('timezone', () => {
+    it('should always be UTC', () => {
+      expect(new Date().getTimezoneOffset()).toBe(0);
+    });
+  });
+
   describe('checkValidTimestamp', () => {
     it('check for year 0000', () => {
       const result = timeUtils.checkValidTimestamp('0000-00-00T00:00:00.000Z');
diff --git a/server/libs/domain/test/global-setup.js b/server/libs/domain/test/global-setup.js
new file mode 100644
index 0000000000..6e1fbf41d0
--- /dev/null
+++ b/server/libs/domain/test/global-setup.js
@@ -0,0 +1,3 @@
+module.exports = async () => {
+  process.env.TZ = 'UTC';
+};
diff --git a/server/package.json b/server/package.json
index 12fa9757e2..1e3b8f9105 100644
--- a/server/package.json
+++ b/server/package.json
@@ -160,6 +160,7 @@
       "@app/common": "<rootDir>/libs/common/src",
       "^@app/infra(|/.*)$": "<rootDir>/libs/infra/src/$1",
       "^@app/domain(|/.*)$": "<rootDir>/libs/domain/src/$1"
-    }
+    },
+    "globalSetup": "<rootDir>/libs/domain/test/global-setup.js"
   }
 }