diff --git a/source/sources/source-shader.cpp b/source/sources/source-shader.cpp
index 85b1a84e..bbb3004c 100644
--- a/source/sources/source-shader.cpp
+++ b/source/sources/source-shader.cpp
@@ -101,7 +101,7 @@ shader_factory::shader_factory()
 {
 	_info.id           = PREFIX "source-shader";
 	_info.type         = OBS_SOURCE_TYPE_INPUT;
-	_info.output_flags = OBS_SOURCE_VIDEO;
+	_info.output_flags = OBS_SOURCE_VIDEO | OBS_SOURCE_CUSTOM_DRAW;
 
 	set_activity_tracking_enabled(true);
 	finish_setup();