diff --git a/github-actions/create-pr-for-changes/lib/main.ts b/github-actions/create-pr-for-changes/lib/main.ts
index 46f59e322..916b3f54e 100644
--- a/github-actions/create-pr-for-changes/lib/main.ts
+++ b/github-actions/create-pr-for-changes/lib/main.ts
@@ -129,6 +129,7 @@ async function main(): Promise<void> {
     const {
       data: {items: supersededPrs},
     } = await git.github.search.issuesAndPullRequests({
+      advanced_search: 'true',
       q: toGithubSearchQuery({
         repo: `${repo.owner}/${repo.name}`,
         type: 'pull-request',
@@ -276,6 +277,7 @@ async function cleanUpObsoleteBranches(
   const {
     data: {items: obsoletePrs},
   } = await git.github.search.issuesAndPullRequests({
+    advanced_search: 'true',
     q: toGithubSearchQuery({
       repo: `${repo.owner}/${repo.name}`,
       type: 'pull-request',
diff --git a/github-actions/create-pr-for-changes/main.js b/github-actions/create-pr-for-changes/main.js
index f2b2d86bc..af7df1a40 100644
--- a/github-actions/create-pr-for-changes/main.js
+++ b/github-actions/create-pr-for-changes/main.js
@@ -47995,6 +47995,7 @@ async function main() {
       core.info(`No pre-existing PR found for branch '${branchName}'.`);
     }
     const { data: { items: supersededPrs } } = await git.github.search.issuesAndPullRequests({
+      advanced_search: "true",
       q: toGithubSearchQuery({
         repo: `${repo.owner}/${repo.name}`,
         type: "pull-request",
@@ -48073,6 +48074,7 @@ ${prBody}`;
 }
 async function cleanUpObsoleteBranches(git, repo, forkRepo, branchPrefix) {
   const { data: { items: obsoletePrs } } = await git.github.search.issuesAndPullRequests({
+    advanced_search: "true",
     q: toGithubSearchQuery({
       repo: `${repo.owner}/${repo.name}`,
       type: "pull-request",