diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f336d489..885e1608 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -35,10 +35,10 @@ jobs:
       matrix:
         ruby:
           - 3.1.6
-          - 3.2.5 # 3.2.6 is not yet available on Windows.
-          - 3.3.5
+          - 3.2.6
+          - 3.3.6
           - 3.4.0-preview2
-          - jruby-9.4.8.0
+          - jruby-9.4.9.0
           - truffleruby-24.1.1
           - system
         os:
@@ -56,7 +56,7 @@ jobs:
           # JRuby with bzlmod fails with long path issues on Windows.
           # See #64
           - os: windows-latest
-            ruby: jruby-9.4.8.0
+            ruby: jruby-9.4.9.0
             mode: bzlmod
           # TruffleRuby doesn't work on Windows.
           - os: windows-latest
@@ -74,7 +74,7 @@ jobs:
       - if: matrix.ruby == 'system'
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: '3.1.5'
+          ruby-version: "3.1.6"
       - run: bazel build ...
       - run: bazel run lib/gem:add-numbers 2
       - run: bazel run lib/gem:print-version
diff --git a/examples/gem/.ruby-version b/examples/gem/.ruby-version
index dac625a8..489dd416 100644
--- a/examples/gem/.ruby-version
+++ b/examples/gem/.ruby-version
@@ -1 +1 @@
-jruby-9.4.8.0
+jruby-9.4.9.0
diff --git a/examples/jekyll/MODULE.bazel b/examples/jekyll/MODULE.bazel
index 85e4b56e..d751b23a 100644
--- a/examples/jekyll/MODULE.bazel
+++ b/examples/jekyll/MODULE.bazel
@@ -11,7 +11,7 @@ local_path_override(
 ruby = use_extension("@rules_ruby//ruby:extensions.bzl", "ruby")
 ruby.toolchain(
     name = "ruby",
-    version = "3.2.5",
+    version = "3.2.6",
 )
 use_repo(ruby, "ruby")
 ruby.bundle_fetch(
diff --git a/ruby/private/bundler_checksums.bzl b/ruby/private/bundler_checksums.bzl
index 27e8100c..a7e80ab7 100644
--- a/ruby/private/bundler_checksums.bzl
+++ b/ruby/private/bundler_checksums.bzl
@@ -4,6 +4,7 @@
 # curl -sSf https://rubygems.org/api/v1/versions/bundler.json | jq 'map({key: .number, value: .sha}) | from_entries' | grep -vE '\.pre|\.rc|\.beta'
 
 BUNDLER_CHECKSUMS = {
+    "2.5.23": "83d52433862a6076268d51d5c879e4467365db0bf376cd89aefb1661baf18618",
     "2.5.22": "763f30d598ee58742eea29285875435ea722218d4df149de35bce37c02ce968e",
     "2.5.21": "203d645e5f6daa60bbfb4cccb1a7d4aba8171674e00bc28724284740f8d9effb",
     "2.5.20": "83bccb5ccc456e347089aa05318ecd27bb9840caa64ed16c1703b50d49b0ab94",
diff --git a/ruby/private/download.bzl b/ruby/private/download.bzl
index 71740214..cea302cb 100644
--- a/ruby/private/download.bzl
+++ b/ruby/private/download.bzl
@@ -1,6 +1,6 @@
 "Repository rule for fetching Ruby interpreters"
 
-RUBY_BUILD_VERSION = "20241030"
+RUBY_BUILD_VERSION = "20241105"
 
 _JRUBY_BINARY_URL = "https://repo1.maven.org/maven2/org/jruby/jruby-dist/{version}/jruby-dist-{version}-bin.tar.gz"
 _RUBY_BUILD_URL = "https://github.com/rbenv/ruby-build/archive/refs/tags/v{version}.tar.gz"
@@ -34,6 +34,7 @@ _JRUBY_VERSIONS = {
     "9.4.6.0": "2da14de4152b71fdbfa35ba4687a46ef12cd465740337b549cc1fe6c7c139813",
     "9.4.7.0": "f1c39f8257505300a528ff83fe4721fbe61a855abb25e3d27d52d43ac97a4d80",
     "9.4.8.0": "347b6692bd9c91c480a45af25ce88d77be8b6e4ac4a77bc94870f2c5b54bc929",
+    "9.4.9.0": "8d64736e66a3c0e1e1ea813b6317219c5d43769e5d06a4417311e2baa8b40ef7",
 }
 _JRUBY_INTEGRITY_MISSING = """