diff --git a/anda/system/rtl8821cu/akmod/rtl8821cu-kmod.spec b/anda/system/rtl8821cu/akmod/rtl8821cu-kmod.spec
index cc1a7d3119..7e101d011c 100644
--- a/anda/system/rtl8821cu/akmod/rtl8821cu-kmod.spec
+++ b/anda/system/rtl8821cu/akmod/rtl8821cu-kmod.spec
@@ -44,7 +44,7 @@ sed -i 's/CONFIG_PLATFORM_ARM64_RPI = n/CONFIG_PLATFORM_ARM64_RPI = y/g' Makefil
 
 for kernel_version in %{?kernel_versions}; do
     mkdir _kmod_build_${kernel_version%%___*}
-    cp -fr core hal include os_dep platform Kconfig Makefile halmac.mk _kmod_build_${kernel_version%%___*}
+    cp -fr core hal include os_dep platform Kconfig Makefile halmac.mk rtl8821c.mk _kmod_build_${kernel_version%%___*}
 done
 
 %build