diff --git a/kernel-config-frag b/kernel_config_fragment
similarity index 100%
rename from kernel-config-frag
rename to kernel_config_fragment
diff --git a/run b/run
index e2fb2c5..c8e3c26 100755
--- a/run
+++ b/run
@@ -3,7 +3,7 @@ set -e
 cd buildroot
 make BR2_EXTERNAL="$(pwd)/../kernel_module" qemu_x86_64_defconfig
 echo '
-BR2_LINUX_KERNEL_CONFIG_FRAGMENT_FILES="../kernel-config-frag"
+BR2_LINUX_KERNEL_CONFIG_FRAGMENT_FILES="../kernel_config_fragment"
 BR2_PACKAGE_KERNEL_MODULE=y
 BR2_ROOTFS_OVERLAY="../rootfs_overlay"
 ' >> .config