diff --git a/src/include/devcomm.h b/src/include/devcomm.h
index 839a117624..1d00679635 100644
--- a/src/include/devcomm.h
+++ b/src/include/devcomm.h
@@ -52,7 +52,7 @@ union ncclLLFifoLine {
   int4 i4;
 };
 
-#if defined(__gfx1030__)
+#if defined(__gfx1030__)  || defined(__gfx1100__) || defined(__gfx1101__) || defined(__gfx1102__)
 #define WARP_SIZE 32
 #else
 #define WARP_SIZE 64