diff --git a/pc/BUILD.gn b/pc/BUILD.gn
index 5c3fb0ef27..9540ad62d4 100644
--- a/pc/BUILD.gn
+++ b/pc/BUILD.gn
@@ -251,7 +251,7 @@ if (rtc_include_tests) {
       "channel_manager_unittest.cc",
       "channel_unittest.cc",
       "dtls_srtp_transport_unittest.cc",
-      "dtlstransport_unittest.cc",
+      "dtls_transport_unittest.cc",
       "ice_transport_unittest.cc",
       "jsep_transport_controller_unittest.cc",
       "jsep_transport_unittest.cc",
diff --git a/pc/dtlstransport_unittest.cc b/pc/dtls_transport_unittest.cc
similarity index 100%
rename from pc/dtlstransport_unittest.cc
rename to pc/dtls_transport_unittest.cc