diff --git a/tests/unit/test_fmha_sm100_standalone.cu b/tests/unit/test_fmha_sm100_standalone.cu
index 763d3c9f..41994ca7 100644
--- a/tests/unit/test_fmha_sm100_standalone.cu
+++ b/tests/unit/test_fmha_sm100_standalone.cu
@@ -4,7 +4,7 @@
  * No PyTorch or pybind11 needed — just nvcc + CUDA runtime.
  */
 
-#include "fmha_sm100.cuh"
+#include "dsv4/kernels/attention/fmha_sm100.cuh"
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>