diff --git a/client/src/utils/dates.test.ts b/client/src/utils/dates.test.ts
index 02583c03258e..2792bea0efec 100644
--- a/client/src/utils/dates.test.ts
+++ b/client/src/utils/dates.test.ts
@@ -1,6 +1,14 @@
 import { formatGalaxyPrettyDateString, galaxyTimeToDate, localizeUTCPretty } from "./dates";
 
 describe("dates.ts", () => {
+    beforeEach(() => {
+        process.env.TZ = "America/New_York";
+    });
+
+    afterEach(() => {
+        delete process.env.TZ;
+    });
+
     describe("galaxyTimeToDate", () => {
         it("should convert valid galaxyTime string to Date object", () => {
             const galaxyTime = "2023-10-01T12:00:00";
diff --git a/client/tests/jest/jest.setup.js b/client/tests/jest/jest.setup.js
index eb1f67ae1833..505e186fd517 100644
--- a/client/tests/jest/jest.setup.js
+++ b/client/tests/jest/jest.setup.js
@@ -12,9 +12,6 @@ Vue.config.devtools = false;
 and this makes the tag tests work correctly */
 global.setImmediate = global.setTimeout;
 
-// Consistent timezone for tests so we can compare date strings
-process.env.TZ = "America/New_York";
-
 // Always mock the following imports
 jest.mock("@/composables/hashedUserId");
 jest.mock("@/composables/userLocalStorage");