diff --git a/runtimes/cmake/Modules/WarningFlags.cmake b/runtimes/cmake/Modules/WarningFlags.cmake
index 8f78e19f1f35..d06409841dc9 100644
--- a/runtimes/cmake/Modules/WarningFlags.cmake
+++ b/runtimes/cmake/Modules/WarningFlags.cmake
@@ -12,7 +12,6 @@ function(cxx_add_warning_flags target enable_werror enable_pedantic)
   endif()
   # TODO: Should -Wconversion be enabled?
   target_add_compile_flags_if_supported(${target} PRIVATE
-      -Wall
       -Wextra
       -Wnewline-eof
       -Wshadow