diff --git a/include/tim/vx/ops.h b/include/tim/vx/ops.h
index 2d2d25f..b9b16fc 100644
--- a/include/tim/vx/ops.h
+++ b/include/tim/vx/ops.h
@@ -92,5 +92,6 @@
 #include "tim/vx/ops/unstack.h"
 #include "tim/vx/ops/conv3d.h"
 #include "tim/vx/ops/custom_base.h"
+#include "tim/vx/ops/topk.h"
 
 #endif /* TIM_VX_OPS_H_ */