diff --git a/src/obs-composite-blur-filter.c b/src/obs-composite-blur-filter.c
index 858b042..cacb375 100644
--- a/src/obs-composite-blur-filter.c
+++ b/src/obs-composite-blur-filter.c
@@ -1815,6 +1815,7 @@ gs_texture_t *blend_composite(gs_texture_t *texture,
 		set_blending_parameters();
 		if (gs_texrender_begin(data->composite_render, data->width,
 				       data->height)) {
+			gs_ortho(0.0f, (float)data->width, 0.0f, (float)data->height, -100.0f, 100.0f);
 			while (gs_effect_loop(composite_effect, "Draw"))
 				gs_draw_sprite(texture, 0, data->width,
 					       data->height);
@@ -1825,4 +1826,4 @@ gs_texture_t *blend_composite(gs_texture_t *texture,
 		gs_blend_state_pop();
 	}
 	return texture;
-}
\ No newline at end of file
+}