diff --git a/src/test-ot-color.cc b/src/test-ot-color.cc
index 2cb9b03b2..cb369c0f3 100644
--- a/src/test-ot-color.cc
+++ b/src/test-ot-color.cc
@@ -23,7 +23,7 @@
  * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
  */
 
-#include "hb.h"
+#include "hb.hh"
 #include "hb-ot.h"
 
 #include "hb-ft.h"