diff --git a/src/libs/cplusplus/PreprocessorEnvironment.h b/src/libs/cplusplus/PreprocessorEnvironment.h
index 231a88af01575c26932cde48f2877d473601f442..d0c5efeb19dc1e567768f65d8baa41e94717dfce 100644
--- a/src/libs/cplusplus/PreprocessorEnvironment.h
+++ b/src/libs/cplusplus/PreprocessorEnvironment.h
@@ -51,7 +51,6 @@
 
 #include "CPlusPlusForwardDeclarations.h"
 
-#include <QVector>
 #include <QList>
 #include <QByteArray>