diff --git a/manifest.yml b/manifest.yml
index 2dedf205c..d9d3b4379 100644
--- a/manifest.yml
+++ b/manifest.yml
@@ -178,14 +178,14 @@ dependencies:
   source: https://cache.ruby-lang.org/pub/ruby/3.4/ruby-3.4.7.tar.gz
   source_sha256: 23815a6d095696f7919090fdc3e2f9459b2c83d57224b2e446ce1f5f7333ef36
 - name: rubygems
-  version: 3.6.8
-  uri: https://buildpacks.cloudfoundry.org/dependencies/rubygems/rubygems_3.6.8_linux_noarch_any-stack_7a02eb5e.tgz
-  sha256: 7a02eb5e5cf4ed6ad6a4245babf69f1f4c6acc1cbdf6d126dee8bf73dca7f8de
+  version: 4.0.8
+  uri: https://buildpacks.cloudfoundry.org/dependencies/rubygems/rubygems_4.0.8_linux_noarch_any-stack_28eb4cf9.tgz
+  sha256: 28eb4cf957fed28780ddb41af10f4bfd1510e29d41be91a50255903944434c04
   cf_stacks:
   - cflinuxfs4
-  - cflinuxfs3
-  source: https://rubygems.org/rubygems/rubygems-3.6.8.tgz
-  source_sha256: da5340b42ba3ddc5ede4a6b948ffa5b409d48cb119e2937e27e4c0b13bf9c390
+  - cflinuxfs5
+  source: https://rubygems.org/rubygems/rubygems-4.0.8.tgz
+  source_sha256: b18663def26384e467f2594bf27190c580771df0ca7ba444afa1d76609881813
 - name: yarn
   version: 1.22.22
   uri: https://buildpacks.cloudfoundry.org/dependencies/yarn/yarn_1.22.22_linux_noarch_any-stack_4911d0a6.tgz