diff --git a/third_party/sandboxroot/regenerate.sh b/third_party/sandboxroot/regenerate.sh
index 76b9a90..7224d4e 100755
--- a/third_party/sandboxroot/regenerate.sh
+++ b/third_party/sandboxroot/regenerate.sh
@@ -113,3 +113,8 @@
 
 mv ${DIR}/BUILD.bazel.in ${DIR}/BUILD.bazel
 rm ${DIR}/repositories.bzl.in
+
+
+# Mirror everything
+bazel ${BAZEL_ARGS} \
+  run //third_party/sandboxroot/mirror sync
\ No newline at end of file