diff --git a/targets/targets.json b/targets/targets.json
index 942c160485..87f062d1b9 100644
--- a/targets/targets.json
+++ b/targets/targets.json
@@ -7538,6 +7538,9 @@
                 "value": "GPIO_DBCTL_DBCLKSEL_16"
             }
         },
+        "overrides": {
+            "mpu-rom-end": "0x1fffffff"
+        },
         "inherits": ["Target"],
         "device_has": [
             "USTICKER",