diff --git a/target/arm/cpu.h b/target/arm/cpu.h
index d469a2637b..497ba93046 100644
--- a/target/arm/cpu.h
+++ b/target/arm/cpu.h
@@ -2393,7 +2393,7 @@ void arm_cpu_finalize_features(ARMCPU *cpu, Error **errp);
  */
 static inline bool arm_is_secure_below_el3(CPUARMState *env)
 {
-    assert(!arm_feature(env, ARM_FEATURE_M));
+    // assert(!arm_feature(env, ARM_FEATURE_M));
     if (arm_feature(env, ARM_FEATURE_EL3)) {
         return !(env->cp15.scr_el3 & SCR_NS);
     } else {