diff --git a/drm/DrmAtomicStateManager.cpp b/drm/DrmAtomicStateManager.cpp
index bb26189..9a8769a 100644
--- a/drm/DrmAtomicStateManager.cpp
+++ b/drm/DrmAtomicStateManager.cpp
@@ -101,7 +101,7 @@
     }
   }
 
-  bool nonblock = true;
+  bool nonblock = !args.blocking;
 
   if (args.active) {
     nonblock = false;