diff --git a/Gemfile.lock b/Gemfile.lock
index f931f93e5cd..c18d93fc3a8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -169,7 +169,7 @@ PATH
   remote: modules/two_factor_authentication
   specs:
     openproject-two_factor_authentication (1.0.0)
-      aws-sdk-sns (~> 1.54.0)
+      aws-sdk-sns (~> 1.55.0)
       messagebird-rest (~> 1.4.2)
       rotp (~> 6.1)
 
@@ -304,7 +304,7 @@ GEM
       aws-sdk-core (~> 3, >= 3.127.0)
       aws-sdk-kms (~> 1)
       aws-sigv4 (~> 1.4)
-    aws-sdk-sns (1.54.0)
+    aws-sdk-sns (1.55.0)
       aws-sdk-core (~> 3, >= 3.127.0)
       aws-sigv4 (~> 1.1)
     aws-sigv4 (1.5.1)
diff --git a/modules/two_factor_authentication/openproject-two_factor_authentication.gemspec b/modules/two_factor_authentication/openproject-two_factor_authentication.gemspec
index 5575d4e0edd..63e4bbecc13 100644
--- a/modules/two_factor_authentication/openproject-two_factor_authentication.gemspec
+++ b/modules/two_factor_authentication/openproject-two_factor_authentication.gemspec
@@ -12,6 +12,6 @@ Gem::Specification.new do |s|
   s.add_dependency 'messagebird-rest', '~> 1.4.2'
   s.add_dependency 'rotp', '~> 6.1'
 
-  s.add_dependency 'aws-sdk-sns', '~> 1.54.0'
+  s.add_dependency 'aws-sdk-sns', '~> 1.55.0'
   s.metadata['rubygems_mfa_required'] = 'true'
 end