diff --git a/matrix-sdk-android/src/kotlinCrypto/java/org/matrix/android/sdk/internal/session/MigrateEAtoEROperation.kt b/matrix-sdk-android/src/kotlinCrypto/java/org/matrix/android/sdk/internal/session/MigrateEAtoEROperation.kt
index 86ede50798..f8624441ca 100644
--- a/matrix-sdk-android/src/kotlinCrypto/java/org/matrix/android/sdk/internal/session/MigrateEAtoEROperation.kt
+++ b/matrix-sdk-android/src/kotlinCrypto/java/org/matrix/android/sdk/internal/session/MigrateEAtoEROperation.kt
@@ -23,7 +23,8 @@ import java.io.File
 class MigrateEAtoEROperation {
 
     fun execute(cryptoRealm: RealmConfiguration, sessionFilesDir: File, passphrase: String?): File {
-        Timber.v("Not used in kotlin crypto $cryptoRealm")
+        // to remove unused warning
+        Timber.v("Not used in kotlin crypto $cryptoRealm ${"*".repeat(passphrase?.length ?: 0)}")
         // no op in kotlinCrypto
         return sessionFilesDir
     }