diff --git a/app/src/main/java/org/torproject/android/ui/kindness/SnowflakeProxyWrapper.kt b/app/src/main/java/org/torproject/android/ui/kindness/SnowflakeProxyWrapper.kt
index 8709fa739..26323bbbb 100644
--- a/app/src/main/java/org/torproject/android/ui/kindness/SnowflakeProxyWrapper.kt
+++ b/app/src/main/java/org/torproject/android/ui/kindness/SnowflakeProxyWrapper.kt
@@ -89,8 +89,8 @@ class SnowflakeProxyWrapper(private val service: SnowflakeProxyService) {
                         // Ignored.
                     }
 
-                    override fun natTypeUpdated(foo: String) {
-                        // TODO feature added in IPtProxt 5.4.1
+                    override fun natTypeUpdated(natType: String?) {
+                        // TODO feature added in IPtProxy 5.4.1
                     }
                 }