diff --git a/build/config/clang/BUILD.gn b/build/config/clang/BUILD.gn
index 54f06ca5318..edd87765de8 100644
--- a/build/config/clang/BUILD.gn
+++ b/build/config/clang/BUILD.gn
@@ -25,6 +25,9 @@ config("extra_warnings") {
       "-Wthread-safety",
     ]
   }
+  if (is_fuchsia) {
+    cflags += [ "-Wno-implicit-int-float-conversion" ]
+  }
 
   defines = [ "_LIBCPP_ENABLE_THREAD_SAFETY_ANNOTATIONS" ]
 }