diff --git a/.github/workflows/microbenchmark.yml b/.github/workflows/microbenchmark.yml
index af8542e7542..a48d040abb2 100644
--- a/.github/workflows/microbenchmark.yml
+++ b/.github/workflows/microbenchmark.yml
@@ -8,6 +8,7 @@ on:
     branches:
       - main
       - "8.[0-9]+"
+      - "8.x"
     paths-ignore:
       - '**.md'
       - '**.asciidoc'