diff --git a/tools/cross-toolchain/cc_toolchain_config_osx.bzl.tpl b/tools/cross-toolchain/cc_toolchain_config_osx.bzl.tpl
index 33777af19c..0c532c66f8 100644
--- a/tools/cross-toolchain/cc_toolchain_config_osx.bzl.tpl
+++ b/tools/cross-toolchain/cc_toolchain_config_osx.bzl.tpl
@@ -89,6 +89,7 @@ def _impl(ctx):
                             "-Wall",
                             "-Wthread-safety",
                             "-Wself-assign",
+                            "-I" + sdkroot + "usr/include",
                         ] + system_include_flags,
                     ),
                 ],
@@ -140,7 +141,7 @@ def _impl(ctx):
                             "-L"+ sdkroot + "usr/lib",
                             "-undefined",
                             "dynamic_lookup",
-                            "-I" + sdkroot + "usr/include"
+                            "-I" + sdkroot + "usr/include",
                             ],
                     ),
                 ],