diff --git a/.github/workflows/extensions-build.yml b/.github/workflows/extensions-build.yml
index 9f512225..56e64acc 100644
--- a/.github/workflows/extensions-build.yml
+++ b/.github/workflows/extensions-build.yml
@@ -9,7 +9,7 @@ jobs:
   build-base:
     runs-on: ubuntu-latest
     strategy:
-      max-parallel: 4
+      max-parallel: 6
       fail-fast: false
       matrix:
         php_version: [8.2, 8.3]