diff --git a/hw/display/virtio-gpu-3d.c b/hw/display/virtio-gpu-3d.c
index f96a0c2e59..ecb09d17a1 100644
--- a/hw/display/virtio-gpu-3d.c
+++ b/hw/display/virtio-gpu-3d.c
@@ -77,10 +77,18 @@ static void virgl_cmd_resource_unref(VirtIOGPU *g,
                                      struct virtio_gpu_ctrl_command *cmd)
 {
     struct virtio_gpu_resource_unref unref;
+    struct iovec *res_iovs = NULL;
+    int num_iovs = 0;
 
     VIRTIO_GPU_FILL_CMD(unref);
     trace_virtio_gpu_cmd_res_unref(unref.resource_id);
 
+    virgl_renderer_resource_detach_iov(unref.resource_id,
+                                       &res_iovs,
+                                       &num_iovs);
+    if (res_iovs != NULL && num_iovs != 0) {
+        virtio_gpu_cleanup_mapping_iov(res_iovs, num_iovs);
+    }
     virgl_renderer_resource_unref(unref.resource_id);
 }