diff --git a/apps/web/src/modules/analyze/DataView/CommunityActivity/UpdatedSince.test.tsx b/apps/web/src/modules/analyze/DataView/CommunityActivity/UpdatedSince.test.tsx
new file mode 100644
index 0000000000..f891a15269
--- /dev/null
+++ b/apps/web/src/modules/analyze/DataView/CommunityActivity/UpdatedSince.test.tsx
@@ -0,0 +1,19 @@
+jest.mock('@modules/analyze/components/CardDropDownMenu', () => ({
+  __esModule: true,
+  default: () => null,
+}));
+
+import { convertResult } from './UpdatedSince';
+import { DataContainerResult } from '@modules/analyze/type';
+
+describe('convertResult', () => {
+  it('converts the median series from its own values, not the mean series', () => {
+    const result = convertResult({
+      summaryMean: [1, 2],
+      summaryMedian: [3, 4],
+      yResults: [{ name: 'a', data: [1, 2] }],
+    } as unknown as DataContainerResult);
+    expect(result.summaryMean).toEqual([30, 60]);
+    expect(result.summaryMedian).toEqual([90, 120]);
+  });
+});
diff --git a/apps/web/src/modules/analyze/DataView/CommunityActivity/UpdatedSince.tsx b/apps/web/src/modules/analyze/DataView/CommunityActivity/UpdatedSince.tsx
index 74c15e24b5..02ca135732 100644
--- a/apps/web/src/modules/analyze/DataView/CommunityActivity/UpdatedSince.tsx
+++ b/apps/web/src/modules/analyze/DataView/CommunityActivity/UpdatedSince.tsx
@@ -14,11 +14,11 @@ import { convertMonthsToDays } from '@common/utils/format';
 import { DataContainerResult } from '@modules/analyze/type';
 
 // convert months to days.
-const convertResult = (result: DataContainerResult) => {
+export const convertResult = (result: DataContainerResult) => {
   result.summaryMean = result.summaryMean.map((value) =>
     convertMonthsToDays(value)
   );
-  result.summaryMedian = result.summaryMean.map((value) =>
+  result.summaryMedian = result.summaryMedian.map((value) =>
     convertMonthsToDays(value)
   );
   result.yResults = result.yResults.map((item) => {