diff --git a/server/service/src/main.rs b/server/service/src/main.rs
index fc2486c..6d76067 100644
--- a/server/service/src/main.rs
+++ b/server/service/src/main.rs
@@ -28,7 +28,7 @@ const RATE_LIMIT_PER_SECOND: i32 = 60;
 
 pub struct State {
   rate_limits: Mutex<HashMap<String, RateLimitBucket>>,
-  pool: r2d2::Pool<SqliteConnectionManager>,
+  pool: Mutex<r2d2::Pool<SqliteConnectionManager>>,
 }
 
 #[derive(Debug)]
@@ -45,7 +45,7 @@ fn main() {
 
   let shared_data = web::Data::new(State {
     rate_limits: Mutex::new(HashMap::new()),
-    pool: pool,
+    pool: Mutex::new(pool),
   });
 
   HttpServer::new(move || {
@@ -106,7 +106,7 @@ fn search(
       .body(format!("{{\"error\": \"{}\"}}", "Empty query".to_string()));
   }
 
-  let conn = data.pool.get().unwrap();
+  let conn = data.pool.lock().unwrap().get().unwrap();
 
   match check_rate_limit_full(data, &ip, RATE_LIMIT, RATE_LIMIT_PER_SECOND) {
     Ok(_) => HttpResponse::Ok()