diff --git a/features/FEATURE_BLE/ble/pal/PalSm.h b/features/FEATURE_BLE/ble/pal/PalSecurityManager.h
similarity index 99%
rename from features/FEATURE_BLE/ble/pal/PalSm.h
rename to features/FEATURE_BLE/ble/pal/PalSecurityManager.h
index 0e0d40c89a..00278c6806 100644
--- a/features/FEATURE_BLE/ble/pal/PalSm.h
+++ b/features/FEATURE_BLE/ble/pal/PalSecurityManager.h
@@ -29,7 +29,6 @@ using SecurityManager::C192_t;
 using SecurityManager::R192_t;
 using SecurityManager::C256_t;
 using SecurityManager::R256_t;
-using SecurityManager::PasskeyNum_t;
 
 using BLEProtocol::AddressBytes_t;
 using BLEProtocol::Address_t;