diff --git a/linux-5.10/rk3568/arch/arm64_defconfig b/linux-5.10/rk3568/arch/arm64_defconfig
index 6c1b3de..1ba71ac 100644
--- a/linux-5.10/rk3568/arch/arm64_defconfig
+++ b/linux-5.10/rk3568/arch/arm64_defconfig
@@ -5463,6 +5463,7 @@ CONFIG_FS_ENCRYPTION_ALGS=y
 CONFIG_FS_VERITY=y
 CONFIG_FS_VERITY_BUILTIN_SIGNATURES=y
 CONFIG_SECURITY_CODE_SIGN=y
+CONFIG_SECURITY_DEC=y
 # CONFIG_DNOTIFY is not set
 # CONFIG_FANOTIFY is not set
 CONFIG_QUOTA=y