diff --git a/Jenkinsfile b/Jenkinsfile
index c550736..51fe251 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -9,8 +9,9 @@ pipeline {
       steps {
         sh ''' #!/usr/local/bin/bash
           rbenv local 3.2.2
-          echo "ENV[\\\"APP_SESSION_SECRET\\\"] ||= $(ruby -rsecurerandom -e 'puts SecureRandom.base64(64).inspect()')" > .env.rb
-          echo "ENV[\\\"DB_NAME\\\"] ||= \\\"${DB_NAME}\\\"" >> .env.rb
+          echo "# frozen_string_literal: true\n" > env.rb
+          echo "ENV[\\\'APP_SESSION_SECRET\\\'] ||= \\\'$(ruby -rsecurerandom -e 'puts SecureRandom.base64(64)')\\\'" >> .env.rb
+          echo "ENV[\\\'DB_NAME\\\'] ||= \\\'${DB_NAME}\\\'" >> .env.rb
         '''
       }
     }