diff --git a/WORKSPACE b/WORKSPACE
index 3e2d8b42c..af2730956 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -5,11 +5,11 @@ load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
 # https://github.com/bazelbuild/rules_closure/releases/tag/0.8.0
 http_archive(
     name = "io_bazel_rules_closure",
-    sha256 = "b29a8bc2cb10513c864cb1084d6f38613ef14a143797cea0af0f91cd385f5e8c",
-    strip_prefix = "rules_closure-0.8.0",
+    sha256 = "0e6de40666f2ebb2b30dc0339745a274d9999334a249b05a3b1f46462e489adf",
+    strip_prefix = "rules_closure-87d24b1df8b62405de8dd059cb604fd9d4b1e395",
     urls = [
-        "https://mirror.bazel.build/github.com/bazelbuild/rules_closure/archive/0.8.0.tar.gz",
-        "https://github.com/bazelbuild/rules_closure/archive/0.8.0.tar.gz",
+        "https://mirror.bazel.build/github.com/bazelbuild/rules_closure/archive/87d24b1df8b62405de8dd059cb604fd9d4b1e395.tar.gz",
+        "https://github.com/bazelbuild/rules_closure/archive/87d24b1df8b62405de8dd059cb604fd9d4b1e395.tar.gz",
     ],
 )
 load("@io_bazel_rules_closure//closure:defs.bzl", "closure_repositories")
diff --git a/docs/install.md b/docs/install.md
index 949f78610..c94e42d4e 100644
--- a/docs/install.md
+++ b/docs/install.md
@@ -7,8 +7,8 @@ This document covers the steps necessary to download, build, and deploy Nomulus.
 You will need the following programs installed on your local machine:
 
 *   A recent version of the [Java 8 JDK][java-jdk8].
-*   [Bazel build system](http://bazel.io/) (version [0.21.0][bazel-version]
-    works as of 2018-12-20).
+*   [Bazel build system](http://bazel.io/) (version [0.23.1][bazel-version]
+    works as of 2019-03-08).
 *   [Google App Engine SDK for Java][app-engine-sdk], and configure aliases to
     to the `gcloud` and `appcfg.sh` utilities (you'll use them a lot).
 *   [Git](https://git-scm.com/) version control system.
@@ -85,7 +85,7 @@ build:
 ```shell
 $ nice bazel --batch test  --javacopt="-target 8 -source 8" \
   //javatests/google/registry/... \
-  --local_resources=1000,3,1.0
+  --local_ram_resources=1000 --local_cpu_resources=3
 Executed 360 out of 360 tests: 360 tests pass.
 ```
 
@@ -181,4 +181,4 @@ See the [first steps tutorial](./first-steps-tutorial.md) for more information.
 
 [app-engine-sdk]: https://cloud.google.com/appengine/docs/java/download
 [java-jdk8]: http://www.oracle.com/technetwork/java/javase/downloads
-[bazel-version]: https://github.com/bazelbuild/bazel/releases/download/0.21.0/bazel-0.21.0-installer-linux-x86_64.sh
+[bazel-version]: https://github.com/bazelbuild/bazel/releases/download/0.23.1/bazel-0.23.1-installer-linux-x86_64.sh