diff --git a/hercules_samples/matmul/src/gpu.sch b/hercules_samples/matmul/src/gpu.sch
index 9067a1908c6615a56f917cb4eb435ace93e9ba3a..d17453e3900f8f8712a66b040f0206165a781d78 100644
--- a/hercules_samples/matmul/src/gpu.sch
+++ b/hercules_samples/matmul/src/gpu.sch
@@ -12,4 +12,3 @@ dce(*);
 float-collections(*);
 
 gcm(*);
-xdot[true](*);