diff --git a/test/ci/redmine_install.sh b/test/ci/redmine_install.sh
index 71e36d51..5a69e6b8 100644
--- a/test/ci/redmine_install.sh
+++ b/test/ci/redmine_install.sh
@@ -26,7 +26,7 @@ export PATH_TO_PLUGINS=./plugins
 export GENERATE_SECRET=generate_secret_token
 export MIGRATE_PLUGINS=redmine:plugins:migrate
 export REDMINE_GIT_REPO=git://github.com/redmine/redmine.git
-export REDMINE_GIT_TAG=master
+export REDMINE_GIT_TAG=2.4-stable
 export BUNDLE_GEMFILE=$PATH_TO_REDMINE/Gemfile
 
 clone_redmine()