diff --git a/tests/auto/corelib/kernel/qsharedmemory/producerconsumer/main.cpp b/tests/auto/corelib/kernel/qsharedmemory/producerconsumer/main.cpp
index ffbad37d82..cdbb11e5a7 100644
--- a/tests/auto/corelib/kernel/qsharedmemory/producerconsumer/main.cpp
+++ b/tests/auto/corelib/kernel/qsharedmemory/producerconsumer/main.cpp
@@ -32,9 +32,9 @@
 #include <QTest>
 #include <stdio.h>
 
-void set(QSharedMemory &sm, int pos, QChar value)
+void set(QSharedMemory &sm, int pos, char value)
 {
-    ((char*)sm.data())[pos] = value.toLatin1();
+    ((char*)sm.data())[pos] = value;
 }
 
 QChar get(QSharedMemory &sm, int i)