diff --git a/drake_bazel_download/.bazelversion b/drake_bazel_download/.bazelversion
index f7ee0669..37ad5c8b 100644
--- a/drake_bazel_download/.bazelversion
+++ b/drake_bazel_download/.bazelversion
@@ -1 +1 @@
-9.0.0
+9.0.1
diff --git a/drake_bazel_external/.bazelversion b/drake_bazel_external/.bazelversion
index f7ee0669..37ad5c8b 100644
--- a/drake_bazel_external/.bazelversion
+++ b/drake_bazel_external/.bazelversion
@@ -1 +1 @@
-9.0.0
+9.0.1