diff --git a/.github/workflows/test_full_stack.yml b/.github/workflows/test_full_stack.yml
index 771b6f81..311b3233 100644
--- a/.github/workflows/test_full_stack.yml
+++ b/.github/workflows/test_full_stack.yml
@@ -31,7 +31,7 @@ jobs:
 
     strategy:
       fail-fast: false
-        #max-parallel: 1
+        max-parallel: 2
       matrix:
         distro:
           - rockylinux8
diff --git a/.github/workflows/test_roles_pr.yml b/.github/workflows/test_roles_pr.yml
index 1aa529d9..aa3e8483 100644
--- a/.github/workflows/test_roles_pr.yml
+++ b/.github/workflows/test_roles_pr.yml
@@ -48,7 +48,7 @@ jobs:
 
     strategy:
       fail-fast: false
-        #max-parallel: 1
+        max-parallel: 2
       matrix:
         distro:
           - rockylinux8