diff --git a/.semaphore/semaphore.yml b/.semaphore/semaphore.yml
index 8c0192e..bf958fd 100644
--- a/.semaphore/semaphore.yml
+++ b/.semaphore/semaphore.yml
@@ -18,7 +18,5 @@ blocks:
           matrix:
             - env_var: RUBY_VERSION
               values:
-                - 2.7.5
-                - 3.1.1
-      secrets:
-        - name: Fever
+                - '3.3'
+                - '4.0'
diff --git a/Gemfile b/Gemfile
index 36607de..ce24674 100644
--- a/Gemfile
+++ b/Gemfile
@@ -9,7 +9,7 @@ end
 gemspec
 
 # Merit is here since it isn't currently published to RubyGems.org
-gem 'quintel_merit', ref: 'master', github: 'quintel/merit'
+gem 'quintel_merit', ref: 'e59980a', github: 'quintel/merit' #TODO: update once merged to master
 
 # Development- and test-related non-essentials.
 group(:extras) do
diff --git a/spec/support/coverage.rb b/spec/support/coverage.rb
index e32ebde..89506c9 100644
--- a/spec/support/coverage.rb
+++ b/spec/support/coverage.rb
@@ -3,8 +3,3 @@
 SimpleCov.start do
   add_filter('/spec')
 end
-
-if ENV['CI']
-  require 'codecov'
-  SimpleCov.formatter = SimpleCov::Formatter::Codecov
-end