diff --git a/src/gbm/backends/dri/gbm_dri.c b/src/gbm/backends/dri/gbm_dri.c
index 519929e..ba14e80 100644
--- a/src/gbm/backends/dri/gbm_dri.c
+++ b/src/gbm/backends/dri/gbm_dri.c
@@ -529,6 +529,7 @@ gbm_dri_bo_create(struct gbm_device *gbm,
    bo->base.base.gbm = gbm;
    bo->base.base.width = width;
    bo->base.base.height = height;
+   bo->base.base.format = format;
 
    switch (format) {
    case GBM_FORMAT_RGB565: