diff --git a/eng/common/performance/performance-setup.ps1 b/eng/common/performance/performance-setup.ps1
index 9a64b07e692..b6324039ad3 100644
--- a/eng/common/performance/performance-setup.ps1
+++ b/eng/common/performance/performance-setup.ps1
@@ -83,7 +83,7 @@ if ($RunFromPerformanceRepo) {
     robocopy $SourceDirectory $PerformanceDirectory /E /XD $PayloadDirectory $SourceDirectory\artifacts $SourceDirectory\.git
 }
 else {
-    git clone --branch master --depth 1 --quiet https://github.com/dotnet/performance $PerformanceDirectory
+    git clone --branch main --depth 1 --quiet https://github.com/dotnet/performance $PerformanceDirectory
 }
 
 if($MonoDotnet -ne "")
diff --git a/eng/common/performance/performance-setup.sh b/eng/common/performance/performance-setup.sh
index cacbcd00c86..200cf71f2da 100755
--- a/eng/common/performance/performance-setup.sh
+++ b/eng/common/performance/performance-setup.sh
@@ -246,7 +246,7 @@ if [[ "$run_from_perf_repo" = true ]]; then
     performance_directory=$workitem_directory
     setup_arguments="--perf-hash $commit_sha $common_setup_arguments"
 else
-    git clone --branch master --depth 1 --quiet https://github.com/dotnet/performance $performance_directory
+    git clone --branch main --depth 1 --quiet https://github.com/dotnet/performance $performance_directory
     
     docs_directory=$performance_directory/docs
     mv $docs_directory $workitem_directory