diff --git a/src/core/io/qprocess.cpp b/src/core/io/qprocess.cpp
index 866692dc0..05f0638c6 100644
--- a/src/core/io/qprocess.cpp
+++ b/src/core/io/qprocess.cpp
@@ -36,7 +36,6 @@
 #if defined QPROCESS_DEBUG
 
 #include <ctype.h>
-#include <errno.h>
 
 QT_BEGIN_NAMESPACE
 /*