Build grpcio-tools sdist
diff --git a/tools/run_tests/build_artifact_python.sh b/tools/run_tests/build_artifact_python.sh
index 35c3a48..4320f97 100755
--- a/tools/run_tests/build_artifact_python.sh
+++ b/tools/run_tests/build_artifact_python.sh
@@ -59,7 +59,11 @@
${SETARCH_CMD} ${PYTHON} setup.py \
bdist_wheel
-# Build gRPC tools package
+# Build gRPC tools package source distribution
+${SETARCH_CMD} ${PYTHON} tools/distrib/python/grpcio_tools/setup.py \
+ sdist
+
+# Build gRPC tools package binary distribution
${PYTHON} tools/distrib/python/make_grpcio_tools.py
CFLAGS="$CFLAGS -fno-wrapv" ${SETARCH_CMD} \
${PYTHON} tools/distrib/python/grpcio_tools/setup.py bdist_wheel