diff --git a/auth/src/main/java/org/futo/circles/auth/feature/token/RefreshTokenDataSource.kt b/auth/src/main/java/org/futo/circles/auth/feature/token/RefreshTokenDataSource.kt
index 2e34620135a0cc505fa4f6b5a242e5abba0bc4ee..f6096e20e0c76a725c357e1887b87193cf53a272 100644
--- a/auth/src/main/java/org/futo/circles/auth/feature/token/RefreshTokenDataSource.kt
+++ b/auth/src/main/java/org/futo/circles/auth/feature/token/RefreshTokenDataSource.kt
@@ -6,6 +6,7 @@ import javax.inject.Inject
 
 class RefreshTokenDataSource @Inject constructor() {
 
+    // Local sessionId from Session.Params.Credentials.sessionId()
     suspend fun refreshToken(sessionId: String) = createResult {
         MatrixInstanceProvider.matrix.authenticationService().refreshToken(sessionId)
     }