diff --git a/.buildbot/openwrt/build.sh b/.buildbot/openwrt/build.sh
index 9b396b6..828afb8 100755
--- a/.buildbot/openwrt/build.sh
+++ b/.buildbot/openwrt/build.sh
@@ -40,7 +40,8 @@ echo "CONFIG_KERNEL_BLK_DEV_NVME=y" >> .config
 echo "CONFIG_KERNEL_NVME_HWMON=y" >> .config
 echo "CONFIG_KERNEL_NVME_MULTIPATH=n" >> .config
 
-# Prepare kernel
+# Prepare
+make download check prepare
 make kernel_oldconfig target/linux/clean prepare
 
 # Kernel modules