diff --git a/compiler/optimizing/scheduler_arm.cc b/compiler/optimizing/scheduler_arm.cc
index 686ec76..858a555 100644
--- a/compiler/optimizing/scheduler_arm.cc
+++ b/compiler/optimizing/scheduler_arm.cc
@@ -23,7 +23,7 @@
 #include "mirror/array-inl.h"
 #include "mirror/string.h"
 
-namespace art HIDDEN {
+namespace art {
 namespace arm {
 
 using helpers::Int32ConstantFrom;