diff --git a/src/Magnum/Attribute.cpp b/src/Magnum/Attribute.cpp
index 57406c1a0..88a2feea1 100644
--- a/src/Magnum/Attribute.cpp
+++ b/src/Magnum/Attribute.cpp
@@ -26,6 +26,7 @@
 #include "Attribute.h"
 
 #include <Corrade/Utility/Assert.h>
+#include <Corrade/Utility/Debug.h>
 
 namespace Magnum { namespace Implementation {