diff --git a/packages/app-store/googlecalendar/lib/CalendarAuth.ts b/packages/app-store/googlecalendar/lib/CalendarAuth.ts
index 6ead261afb5a02..02ab5887cf7a21 100644
--- a/packages/app-store/googlecalendar/lib/CalendarAuth.ts
+++ b/packages/app-store/googlecalendar/lib/CalendarAuth.ts
@@ -303,6 +303,17 @@ export class CalendarAuth {
 
     return new calendar_v3.Calendar({
       auth: googleAuthClient,
+      retryConfig: {
+        retry: 3,
+        noResponseRetries: 2,
+        httpMethodsToRetry: ["GET", "HEAD", "PUT", "OPTIONS", "DELETE", "PATCH", "POST"],
+        statusCodesToRetry: [
+          [100, 199],
+          [403, 403],
+          [429, 429],
+          [500, 599],
+        ],
+      },
     });
   }
 }
diff --git a/packages/app-store/googlecalendar/lib/__tests__/CalendarService.auth.test.ts b/packages/app-store/googlecalendar/lib/__tests__/CalendarService.auth.test.ts
index 4cf07433ef9991..4b93fd5df22769 100644
--- a/packages/app-store/googlecalendar/lib/__tests__/CalendarService.auth.test.ts
+++ b/packages/app-store/googlecalendar/lib/__tests__/CalendarService.auth.test.ts
@@ -193,9 +193,11 @@ describe("GoogleCalendarService credential handling", () => {
 
       expectOAuth2InstanceToBeCreated();
 
-      expect(calendarMock.calendar_v3.Calendar).toHaveBeenCalledWith({
-        auth: getLastCreatedOAuth2Client(),
-      });
+      expect(calendarMock.calendar_v3.Calendar).toHaveBeenCalledWith(
+        expect.objectContaining({
+          auth: getLastCreatedOAuth2Client(),
+        })
+      );
       await expectCredentialsInDb([
         expect.objectContaining({
           id: regularCredential.id,
@@ -205,6 +207,24 @@ describe("GoogleCalendarService credential handling", () => {
     });
   });
 
+  describe("retryConfig", () => {
+    test("calendar client is instantiated with retryConfig that includes PATCH, POST and 403 for rate limit retries", async () => {
+      const regularCredential = await createCredentialForCalendarService();
+      mockSuccessfulCalendarListFetch();
+      const calendarService = BuildCalendarService(regularCredential);
+      await calendarService.listCalendars();
+
+      expect(calendarMock.calendar_v3.Calendar).toHaveBeenCalledWith(
+        expect.objectContaining({
+          retryConfig: expect.objectContaining({
+            httpMethodsToRetry: expect.arrayContaining(["PATCH", "POST"]),
+            statusCodesToRetry: expect.arrayContaining([[403, 403]]),
+          }),
+        })
+      );
+    });
+  });
+
   describe("Delegation Credential Error handling", () => {
     test("handles clientId not added to Google Workspace Admin Console error", async () => {
       const credentialWithDelegation = await createInMemoryDelegationCredentialForBuildCalendarService({