diff --git a/src/operator/contrib/roi_align-inl.h b/src/operator/contrib/roi_align-inl.h
index 527ca491563e..9f4d7ce48827 100644
--- a/src/operator/contrib/roi_align-inl.h
+++ b/src/operator/contrib/roi_align-inl.h
@@ -35,7 +35,6 @@
 namespace mxnet {
 namespace op {
 
-
 // Declare enumeration of input order to make code more intuitive.
 // These enums are only visible within this header
 namespace roialign {