diff --git a/arch/arm64/configs/openeuler_defconfig b/arch/arm64/configs/openeuler_defconfig
index 5a5441413431be2c06b8d30117e46277e07f7578..9a6ef617571725d3fa47a4631bf5e40499f57dd7 100644
--- a/arch/arm64/configs/openeuler_defconfig
+++ b/arch/arm64/configs/openeuler_defconfig
@@ -527,7 +527,7 @@ CONFIG_ARM64_PTR_AUTH_KERNEL=y
 # ARMv8.4 architectural features
 #
 CONFIG_ARM64_AMU_EXTN=y
-# CONFIG_ARM64_MPAM is not set
+CONFIG_ARM64_MPAM=y
 CONFIG_ARM64_TLB_RANGE=y
 # end of ARMv8.4 architectural features