diff --git a/features/storage/kvstore/conf/tdb_internal/mbed_lib.json b/features/storage/kvstore/conf/tdb_internal/mbed_lib.json
index 04e1f102edb..b4be3d113e2 100644
--- a/features/storage/kvstore/conf/tdb_internal/mbed_lib.json
+++ b/features/storage/kvstore/conf/tdb_internal/mbed_lib.json
@@ -24,7 +24,7 @@
             "internal_base_address": "0x00200000"
         },
         "MCU_PSOC6": {
-            "internal_size": "7168"
+            "internal_size": "0x10000"
         }
     }
 }