diff --git a/Gemfile b/Gemfile
index f19b729f22d66e2a1c36b268dec31d4749c00e5d..b82729bdcce950d886f28540c81d812dd4e9929e 100644
--- a/Gemfile
+++ b/Gemfile
@@ -307,7 +307,7 @@ gem 'jira-ruby', '~> 2.3.0', feature_category: :integrations
 gem 'atlassian-jwt', '~> 0.2.1', feature_category: :integrations
 
 # Slack integration
-gem 'slack-messenger', '~> 2.3.4', feature_category: :integrations
+gem 'slack-messenger', '~> 2.3.5', feature_category: :integrations
 
 # FogBugz integration
 gem 'ruby-fogbugz', '~> 0.3.0', feature_category: :importers
diff --git a/Gemfile.lock b/Gemfile.lock
index ea6a0ff878a73d005a5f20b202396614a36e8e81..1eb007a7f8f1ba74b596b9a36b92569a4f16b983 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2221,7 +2221,7 @@ DEPENDENCIES
   simplecov (~> 0.22)
   simplecov-cobertura (~> 2.1.0)
   simplecov-lcov (~> 0.8.0)
-  slack-messenger (~> 2.3.4)
+  slack-messenger (~> 2.3.5)
   snowplow-tracker (~> 0.8.0)
   solargraph (~> 0.47.2)
   spamcheck (~> 1.3.0)