diff --git a/packages/ci/src/lib/run-utils.ts b/packages/ci/src/lib/run-utils.ts
index 74f2dda5b..ae41c2532 100644
--- a/packages/ci/src/lib/run-utils.ts
+++ b/packages/ci/src/lib/run-utils.ts
@@ -368,6 +368,7 @@ async function loadCachedBaseReportFromPortal(
   const {
     config,
     env: { settings },
+    base,
   } = args;
   const { logger } = settings;
 
@@ -381,6 +382,8 @@ async function loadCachedBaseReportFromPortal(
     parameters: {
       organization: config.upload.organization,
       project: config.upload.project,
+      commit: base.sha,
+      withDetails: true,
     },
   }).catch((error: unknown) => {
     logger.warn(
diff --git a/packages/ci/src/lib/run.int.test.ts b/packages/ci/src/lib/run.int.test.ts
index 8dcda5e95..4b5511188 100644
--- a/packages/ci/src/lib/run.int.test.ts
+++ b/packages/ci/src/lib/run.int.test.ts
@@ -28,6 +28,7 @@ import {
 import * as utils from '@code-pushup/utils';
 import type {
   Comment,
+  GitBranch,
   GitRefs,
   Logger,
   Options,
@@ -309,7 +310,7 @@ describe('runInCI', () => {
     });
 
     describe('pull request event', () => {
-      let refs: GitRefs;
+      let refs: { head: GitBranch; base: GitBranch };
       let diffMdString: string;
 
       beforeEach(async () => {
@@ -499,12 +500,16 @@ describe('runInCI', () => {
           },
         } satisfies RunResult);
 
-        expect(downloadFromPortal).toHaveBeenCalledWith({
+        expect(downloadFromPortal).toHaveBeenCalledWith<
+          Parameters<typeof downloadFromPortal>
+        >({
           server: 'https://api.code-pushup.dunder-mifflin.org/graphql',
           apiKey: 'cp_abcdef0123456789',
           parameters: {
             organization: 'dunder-mifflin',
             project: 'website',
+            commit: refs.base.sha,
+            withDetails: true,
           },
         });