diff --git a/plasma/shells/plasma-desktop/supportinformation.cpp b/plasma/shells/plasma-desktop/supportinformation.cpp
index 4c6447d3..14f848d2 100644
--- a/plasma/shells/plasma-desktop/supportinformation.cpp
+++ b/plasma/shells/plasma-desktop/supportinformation.cpp
@@ -33,6 +33,7 @@
 QString SupportInformation::generateSupportInformation(Plasma::Corona *corona)
 {
     QBuffer infoBuffer;
+    infoBuffer.open(QIODevice::WriteOnly);
     QDebug stream(&infoBuffer);
     SupportInformation info(stream);