diff --git a/app/models/opentofu_worker.rb b/app/models/opentofu_worker.rb
index 2bbf8524..2091240a 100644
--- a/app/models/opentofu_worker.rb
+++ b/app/models/opentofu_worker.rb
@@ -41,12 +41,12 @@ def enable_systemd_unit
   end
 
   def unit_environment_variables
-    [
-      "DATABASE_HOSTNAME=#{database_configuration[:host]}",
-      "DATABASE_NAME=#{database_configuration[:database]}",
-      "DATABASE_USERNAME=#{database_configuration[:username]}",
-      "MEMCACHED_SERVER=#{::Settings.session.memcache_server}"
-    ]
+    {
+      "DATABASE_HOSTNAME" => database_configuration[:host],
+      "DATABASE_NAME"     => database_configuration[:database],
+      "DATABASE_USERNAME" => database_configuration[:username],
+      "MEMCACHED_SERVER"  => ::Settings.session.memcache_server
+    }
   end
 
   def create_podman_secret