diff --git a/webrtc/base/BUILD.gn b/webrtc/base/BUILD.gn
index a1748cadc4..9d4aa4c8fb 100644
--- a/webrtc/base/BUILD.gn
+++ b/webrtc/base/BUILD.gn
@@ -668,7 +668,7 @@ static_library("rtc_base") {
     defines += [ "timezone=_timezone" ]
     sources -= [ "ifaddrs_converter.cc" ]
   }
-  if (is_clang) {
+  if (is_win && is_clang) {
     # Suppress warnings from the Chromium Clang plugin (bugs.webrtc.org/163).
     configs -= [ "//build/config/clang:find_bad_constructs" ]
   }
diff --git a/webrtc/system_wrappers/BUILD.gn b/webrtc/system_wrappers/BUILD.gn
index 826113dae4..8126f506bb 100644
--- a/webrtc/system_wrappers/BUILD.gn
+++ b/webrtc/system_wrappers/BUILD.gn
@@ -133,7 +133,7 @@ source_set("system_wrappers") {
     cflags = [ "/wd4334" ]  # Ignore warning on shift operator promotion.
   }
 
-  if (is_clang) {
+  if (is_win && is_clang) {
     # Suppress warnings from the Chromium Clang plugin (bugs.webrtc.org/163).
     configs -= [ "//build/config/clang:find_bad_constructs" ]
   }