diff --git a/target/arm/cpu64.c b/target/arm/cpu64.c
index e00271b932..649213082f 100644
--- a/target/arm/cpu64.c
+++ b/target/arm/cpu64.c
@@ -653,6 +653,10 @@ static void aarch64_max_initfn(Object *obj)
         t = FIELD_DP64(t, ID_AA64PFR1, MTE, 2);
         cpu->isar.id_aa64pfr1 = t;
 
+        t = cpu->isar.id_aa64mmfr0;
+        t = FIELD_DP64(t, ID_AA64MMFR0, PARANGE, 5); /* PARange: 48 bits */
+        cpu->isar.id_aa64mmfr0 = t;
+
         t = cpu->isar.id_aa64mmfr1;
         t = FIELD_DP64(t, ID_AA64MMFR1, HPDS, 1); /* HPD */
         t = FIELD_DP64(t, ID_AA64MMFR1, LO, 1);