diff --git a/RhSolutions.AddIn/Services/DatabaseClient.cs b/RhSolutions.AddIn/Services/DatabaseClient.cs
index ac4dfa5..69f7fc1 100644
--- a/RhSolutions.AddIn/Services/DatabaseClient.cs
+++ b/RhSolutions.AddIn/Services/DatabaseClient.cs
@@ -54,7 +54,11 @@ public class DatabaseClient : IDatabaseClient
 
         else
         {
-            string request = @"https://rh.cebotari.ru/api/search?query=" + line;
+            UriBuilder builder = new(@"https://rh.cebotari.ru/api/search")
+            {
+                Query = $"query={line.Replace("&", "%26")}"
+            };
+            string request = builder.Uri.AbsoluteUri;
             
             if (!_memoryCache.TryGetValue(line, out IEnumerable<Product> products))
             {