diff --git a/src/plugins/valgrind/valgrindtestrunnertest.cpp b/src/plugins/valgrind/valgrindtestrunnertest.cpp
index 1642f112ae1..a8e79764b55 100644
--- a/src/plugins/valgrind/valgrindtestrunnertest.cpp
+++ b/src/plugins/valgrind/valgrindtestrunnertest.cpp
@@ -21,7 +21,7 @@
 #include <QDir>
 #include <QSignalSpy>
 
-#define HEADER_LENGTH 25
+#define HEADER_LENGTH 3
 
 using namespace ProjectExplorer;
 using namespace Valgrind::XmlProtocol;