diff --git a/service/native/TrafficControllerTest.cpp b/service/native/TrafficControllerTest.cpp
index ad53cb8..3f13532 100644
--- a/service/native/TrafficControllerTest.cpp
+++ b/service/native/TrafficControllerTest.cpp
@@ -685,7 +685,7 @@
                 if (res.ok() || (res.error().code() == ENOENT)) {
                     return Result<void>();
                 }
-                ALOGE("Failed to delete data(cookie = %" PRIu64 "): %s\n", key,
+                ALOGE("Failed to delete data(cookie = %" PRIu64 "): %s", key,
                       strerror(res.error().code()));
             }
             // Move forward to next cookie in the map.