diff --git a/buildbot/osuosl/master/config/builders.py b/buildbot/osuosl/master/config/builders.py
--- a/buildbot/osuosl/master/config/builders.py
+++ b/buildbot/osuosl/master/config/builders.py
@@ -2666,7 +2666,6 @@
 
     {'name' : "llvm-nvptx-nvidia-win",
     'tags'  : ["llvm", "nvptx"],
-    'collapseRequests': False,
     'workernames' : ["as-builder-8"],
     'builddir': "llvm-nvptx-nvidia-win",
     'factory' : UnifiedTreeBuilder.getCmakeWithNinjaWithMSVCBuildFactory(
@@ -2683,7 +2682,6 @@
 
     {'name' : "llvm-nvptx64-nvidia-win",
     'tags'  : ["llvm", "nvptx"],
-    'collapseRequests': False,
     'workernames' : ["as-builder-8"],
     'builddir': "llvm-nvptx64-nvidia-win",
     'factory' : UnifiedTreeBuilder.getCmakeWithNinjaWithMSVCBuildFactory(
diff --git a/buildbot/osuosl/master/config/workers.py b/buildbot/osuosl/master/config/workers.py
--- a/buildbot/osuosl/master/config/workers.py
+++ b/buildbot/osuosl/master/config/workers.py
@@ -211,9 +211,9 @@
 
         # NVPTX builders.
         # Ubuntu 22.04 LTS x86_64 Intel Xeon 6330 CPU 2Sx64Cx128LP @ 2.0GHz, 256GB RAM
-        create_worker("as-builder-7", properties={'jobs': 64}, max_builds=2),
+        create_worker("as-builder-7", properties={'jobs': 64}, max_builds=1),
         # Windows Server on Intel Xeon 6330 CPU 2Sx64Cx128LP @ 2.0GHz, 256GB RAM
-        create_worker("as-builder-8", max_builds=2),
+        create_worker("as-builder-8", max_builds=1),
 
         # Solaris 11
         create_worker("solaris11-amd64", properties={'jobs' : 8}, max_builds=1),