diff --git a/CHANGELOG.md b/CHANGELOG.md
index f02d08c..6d4dd6e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # MockRedis Changelog
 
+### main (unreleased)
+
+* Move `redis` from development dependency to runtime dependency
+
 ### 0.48.1
 
 * Fix load issue with `redis-client` gem
diff --git a/mock_redis.gemspec b/mock_redis.gemspec
index 7a9dd98..5d9d407 100644
--- a/mock_redis.gemspec
+++ b/mock_redis.gemspec
@@ -34,8 +34,9 @@ Gem::Specification.new do |s|
 
   s.required_ruby_version = '>= 3.0'
 
+  s.add_runtime_dependency 'redis', '~> 5'
+
   s.add_development_dependency 'rake', '~> 13'
-  s.add_development_dependency 'redis', '~> 5'
   s.add_development_dependency 'rspec', '~> 3.0'
   s.add_development_dependency 'rspec-its', '~> 1.0'
   s.add_development_dependency 'timecop', '~> 0.9.1'