diff --git a/backend/server.js b/backend/server.js
index 52c2679..7b870bf 100644
--- a/backend/server.js
+++ b/backend/server.js
@@ -167,9 +167,9 @@ process.on("SIGTERM", async () => {
   console.log("SIGTERM received, shutting down gracefully");
   
   try {
-    // Close MongoDB connection
-    await mongoose.connection.close();
-    console.log("MongoDB connection closed");
+    // Close CouchDB connection
+    await couchdbService.shutdown();
+    console.log("CouchDB connection closed");
     
     // Close server
     server.close(() => {
@@ -186,9 +186,9 @@ process.on("SIGINT", async () => {
   console.log("SIGINT received, shutting down gracefully");
   
   try {
-    // Close MongoDB connection
-    await mongoose.connection.close();
-    console.log("MongoDB connection closed");
+    // Close CouchDB connection
+    await couchdbService.shutdown();
+    console.log("CouchDB connection closed");
     
     // Close server
     server.close(() => {