diff --git a/src/plugins/cpptools/cppfindreferences.cpp b/src/plugins/cpptools/cppfindreferences.cpp
index 3a7a0b0970f..01f7668d7d5 100644
--- a/src/plugins/cpptools/cppfindreferences.cpp
+++ b/src/plugins/cpptools/cppfindreferences.cpp
@@ -51,7 +51,6 @@
 #include <cplusplus/CppDocument.h>
 #include <cplusplus/CppBindings.h>
 #include <cplusplus/Overview.h>
-#include <cplusplus/FindUsages.h>
 
 #include <QtCore/QTime>
 #include <QtCore/QtConcurrentRun>
diff --git a/src/plugins/cpptools/cppfindreferences.h b/src/plugins/cpptools/cppfindreferences.h
index 5cdfbdcecb3..61ba876546f 100644
--- a/src/plugins/cpptools/cppfindreferences.h
+++ b/src/plugins/cpptools/cppfindreferences.h
@@ -36,16 +36,13 @@
 #include <QtCore/QFutureWatcher>
 #include <utils/filesearch.h>
 #include <cplusplus/CppDocument.h>
+#include <cplusplus/FindUsages.h>
 
 namespace Find {
     class SearchResultWindow;
     struct SearchResultItem;
 } // end of namespace Find
 
-namespace CPlusPlus {
-    class Usage;
-} // end of namespace CPlusPlus
-
 namespace CppTools {
 class CppModelManagerInterface;