diff --git a/src/platform/qt/DisplayGL.cpp b/src/platform/qt/DisplayGL.cpp
index 0ea9bf4b7..28ddb4742 100644
--- a/src/platform/qt/DisplayGL.cpp
+++ b/src/platform/qt/DisplayGL.cpp
@@ -139,16 +139,15 @@ void Painter::setContext(GBAThread* context) {
 }
 
 void Painter::setBacking(const uint32_t* backing) {
-	m_backing = backing;
 	makeCurrent();
 #ifdef COLOR_16_BIT
 #ifdef COLOR_5_6_5
-	glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 256, 256, 0, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, m_backing);
+	glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 256, 256, 0, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, backing);
 #else
-	glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 256, 256, 0, GL_RGBA, GL_UNSIGNED_SHORT_1_5_5_5_REV, m_backing);
+	glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 256, 256, 0, GL_RGBA, GL_UNSIGNED_SHORT_1_5_5_5_REV, backing);
 #endif
 #else
-	glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 256, 256, 0, GL_RGBA, GL_UNSIGNED_BYTE, m_backing);
+	glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 256, 256, 0, GL_RGBA, GL_UNSIGNED_BYTE, backing);
 #endif
 	doneCurrent();
 }
diff --git a/src/platform/qt/DisplayGL.h b/src/platform/qt/DisplayGL.h
index 9d4c4e420..4ccd41c1c 100644
--- a/src/platform/qt/DisplayGL.h
+++ b/src/platform/qt/DisplayGL.h
@@ -74,7 +74,6 @@ private:
 
 	QTimer* m_drawTimer;
 	GBAThread* m_context;
-	const uint32_t* m_backing;
 	GLuint m_tex;
 	QSize m_size;
 	bool m_lockAspectRatio;