diff --git a/src/platform/qt/scripting/ScriptingTextBuffer.cpp b/src/platform/qt/scripting/ScriptingTextBuffer.cpp
index c209adcd5..0461c1b33 100644
--- a/src/platform/qt/scripting/ScriptingTextBuffer.cpp
+++ b/src/platform/qt/scripting/ScriptingTextBuffer.cpp
@@ -16,6 +16,7 @@ using namespace QGBA;
 
 ScriptingTextBuffer::ScriptingTextBuffer(QObject* parent)
 	: QObject(parent)
+	, m_document(this)
 {
 	m_shim.init = &ScriptingTextBuffer::init;
 	m_shim.deinit = &ScriptingTextBuffer::deinit;