diff --git a/CMakeLists.txt b/CMakeLists.txt
index 23be6991b3..aa73c13279 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -485,6 +485,7 @@ if (CUTLASS_CLANG_HOST_COMPILE)
     "-Wno-error=inconsistent-missing-override"
     "-Wno-sign-conversion"
     "-Wno-unused-parameter"
+    "-Wimplicit-fallthrough"
   )
 
   foreach(FLAG ${FLAGS_TO_ADD})