diff --git a/include/libweston/libweston.h b/include/libweston/libweston.h
index e1110f8f2..6e469f8d5 100644
--- a/include/libweston/libweston.h
+++ b/include/libweston/libweston.h
@@ -205,6 +205,8 @@ struct weston_testsuite_quirks {
 	bool gl_force_full_upload;
 	/** Ensure GL shadow fb is used, and always repaint it fully. */
 	bool gl_force_full_redraw_of_shadow_fb;
+	/** Force GL-renderer to use the internal YUV->RGB shader */
+	bool gl_force_import_yuv_fallback;
 	/** Required enum weston_capability bit mask, otherwise skip run. */
 	uint32_t required_capabilities;
 };
diff --git a/libweston/renderer-gl/gl-renderer.c b/libweston/renderer-gl/gl-renderer.c
index 3fe26e0fa..c06e12782 100644
--- a/libweston/renderer-gl/gl-renderer.c
+++ b/libweston/renderer-gl/gl-renderer.c
@@ -3441,8 +3441,11 @@ import_dmabuf(struct gl_renderer *gr,
 {
 	EGLImageKHR egl_image;
 	struct gl_buffer_state *gb;
+	const struct pixel_format_info *info;
+	const struct weston_testsuite_quirks *quirks;
 
-	if (!pixel_format_get_info(dmabuf->attributes.format))
+	info = pixel_format_get_info(dmabuf->attributes.format);
+	if (!info)
 		return NULL;
 
 	gb = zalloc(sizeof(*gb));
@@ -3453,6 +3456,11 @@ import_dmabuf(struct gl_renderer *gr,
 	pixman_region32_init(&gb->texture_damage);
 	wl_list_init(&gb->destroy_listener.link);
 
+	quirks = &gr->compositor->test_data.test_quirks;
+	if (quirks->gl_force_import_yuv_fallback &&
+	    info->color_model == COLOR_MODEL_YUV)
+		goto import_yuv;
+
 	egl_image = import_simple_dmabuf(gr, &dmabuf->attributes);
 	if (egl_image != EGL_NO_IMAGE_KHR) {
 		const GLint swizzles[] = { GL_RED, GL_GREEN, GL_BLUE, GL_ALPHA };
@@ -3478,6 +3486,7 @@ import_dmabuf(struct gl_renderer *gr,
 		return gb;
 	}
 
+import_yuv:
 	if (!import_yuv_dmabuf(gr, gb, &dmabuf->attributes)) {
 		destroy_buffer_state(gb);
 		return NULL;