diff --git a/src/platform/qt/DisplayGL.h b/src/platform/qt/DisplayGL.h
index 98039418a..39fa1e308 100644
--- a/src/platform/qt/DisplayGL.h
+++ b/src/platform/qt/DisplayGL.h
@@ -10,6 +10,9 @@
 
 #ifdef USE_EPOXY
 #include <epoxy/gl.h>
+#ifndef GLdouble
+#define GLdouble GLdouble
+#endif
 #endif
 
 #include <QGLWidget>