diff --git a/src/gallium/drivers/virgl/virgl_screen.c b/src/gallium/drivers/virgl/virgl_screen.c
index 597521a4f42..af24d65015f 100644
--- a/src/gallium/drivers/virgl/virgl_screen.c
+++ b/src/gallium/drivers/virgl/virgl_screen.c
@@ -356,6 +356,10 @@ virgl_get_param(struct pipe_screen *screen, enum pipe_cap param)
        return vscreen->caps.caps.v2.capability_bits_v2 & VIRGL_CAP_V2_IMPLICIT_MSAA;
    case PIPE_CAP_IMAGE_STORE_FORMATTED:
       return 1;
+   case PIPE_CAP_MAX_CONSTANT_BUFFER_SIZE_UINT:
+      if (vscreen->caps.caps.v2.host_feature_check_version >= 13)
+         return vscreen->caps.caps.v2.max_uniform_block_size;
+      FALLTHROUGH;
    default:
       return u_pipe_screen_get_param_defaults(screen, param);
    }
diff --git a/src/virtio/virtio-gpu/virgl_hw.h b/src/virtio/virtio-gpu/virgl_hw.h
index a91f2ba754d..735a4145493 100644
--- a/src/virtio/virtio-gpu/virgl_hw.h
+++ b/src/virtio/virtio-gpu/virgl_hw.h
@@ -641,6 +641,7 @@ struct virgl_caps_v2 {
         uint32_t max_const_buffer_size[6]; // PIPE_SHADER_TYPES
         uint32_t num_video_caps;
         struct virgl_video_caps video_caps[32];
+        uint32_t max_uniform_block_size;
 };
 
 union virgl_caps {