diff --git a/target-arm/helper.c b/target-arm/helper.c
index d46db91448..c8cb97089f 100644
--- a/target-arm/helper.c
+++ b/target-arm/helper.c
@@ -3193,7 +3193,8 @@ void register_cp_regs_for_features(ARMCPU *cpu)
     if (arm_feature(env, ARM_FEATURE_V6K)) {
         define_arm_cp_regs(cpu, v6k_cp_reginfo);
     }
-    if (arm_feature(env, ARM_FEATURE_V7MP)) {
+    if (arm_feature(env, ARM_FEATURE_V7MP) &&
+        !arm_feature(env, ARM_FEATURE_MPU)) {
         define_arm_cp_regs(cpu, v7mp_cp_reginfo);
     }
     if (arm_feature(env, ARM_FEATURE_V7)) {