1 files changed, 3 insertions, 0 deletions

diff --git a/.sync.yml b/.sync.yml
index 71a940d..f62ad89 100644
--- a/.sync.yml
+++ b/.sync.yml
@@ -25,6 +25,9 @@ Gemfile:
         from_env: BEAKER_PUPPET_VERSION
         version: '~> 1.22'
       - gem: github_changelog_generator
+        version: '= 1.16.4'
+      - gem: concurrent-ruby
+        version: '= 1.1.10'
       - gem: async
         version: '~> 1'
       - gem: beaker-module_install_helper