diff --git a/BookmarkSync.Infrastructure/BookmarkSync.Infrastructure.csproj b/BookmarkSync.Infrastructure/BookmarkSync.Infrastructure.csproj
index ab3cc12..157a29a 100644
--- a/BookmarkSync.Infrastructure/BookmarkSync.Infrastructure.csproj
+++ b/BookmarkSync.Infrastructure/BookmarkSync.Infrastructure.csproj
@@ -2,7 +2,7 @@
 
     <PropertyGroup>
         <TargetFramework>net7.0</TargetFramework>
-        <ImplicitUsings>disable</ImplicitUsings>
+        <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
     </PropertyGroup>
 
diff --git a/BookmarkSync.Infrastructure/Services/Bookmarking/BookmarkSyncService.cs b/BookmarkSync.Infrastructure/Services/Bookmarking/BookmarkSyncService.cs
index 1d149cb..70c39a6 100644
--- a/BookmarkSync.Infrastructure/Services/Bookmarking/BookmarkSyncService.cs
+++ b/BookmarkSync.Infrastructure/Services/Bookmarking/BookmarkSyncService.cs
@@ -1,9 +1,3 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Net.Http;
-using System.Threading;
-using System.Threading.Tasks;
 using BookmarkSync.Core.Configuration;
 using BookmarkSync.Core.Entities;
 using BookmarkSync.Core.Entities.Config;
diff --git a/BookmarkSync.Infrastructure/Services/Bookmarking/BookmarkingService.cs b/BookmarkSync.Infrastructure/Services/Bookmarking/BookmarkingService.cs
index 1940343..35cd2f4 100644
--- a/BookmarkSync.Infrastructure/Services/Bookmarking/BookmarkingService.cs
+++ b/BookmarkSync.Infrastructure/Services/Bookmarking/BookmarkingService.cs
@@ -1,5 +1,3 @@
-using System;
-using System.Net.Http;
 using System.Net.Http.Headers;
 using System.Net.Mime;
 using BookmarkSync.Core;
diff --git a/BookmarkSync.Infrastructure/Services/Bookmarking/LinkAce/LinkAceBookmarkingService.cs b/BookmarkSync.Infrastructure/Services/Bookmarking/LinkAce/LinkAceBookmarkingService.cs
index c34d3a7..6b895a9 100644
--- a/BookmarkSync.Infrastructure/Services/Bookmarking/LinkAce/LinkAceBookmarkingService.cs
+++ b/BookmarkSync.Infrastructure/Services/Bookmarking/LinkAce/LinkAceBookmarkingService.cs
@@ -1,10 +1,6 @@
-using System;
-using System.Collections.Generic;
-using System.Net.Http;
 using System.Net.Http.Headers;
 using System.Net.Mime;
 using System.Text;
-using System.Threading.Tasks;
 using BookmarkSync.Core.Configuration;
 using BookmarkSync.Core.Entities;
 using BookmarkSync.Core.Interfaces;
diff --git a/BookmarkSync.Infrastructure/Services/Bookmarking/Pinboard/PinboardBookmarkingService.cs b/BookmarkSync.Infrastructure/Services/Bookmarking/Pinboard/PinboardBookmarkingService.cs
index 1812d14..48513ca 100644
--- a/BookmarkSync.Infrastructure/Services/Bookmarking/Pinboard/PinboardBookmarkingService.cs
+++ b/BookmarkSync.Infrastructure/Services/Bookmarking/Pinboard/PinboardBookmarkingService.cs
@@ -1,6 +1,3 @@
-using System;
-using System.Net.Http;
-using System.Threading.Tasks;
 using System.Web;
 using BookmarkSync.Core.Configuration;
 using BookmarkSync.Core.Entities;
diff --git a/BookmarkSync.Infrastructure/Services/Mastodon/ApiClient.cs b/BookmarkSync.Infrastructure/Services/Mastodon/ApiClient.cs
index 3cdc260..f4800b0 100644
--- a/BookmarkSync.Infrastructure/Services/Mastodon/ApiClient.cs
+++ b/BookmarkSync.Infrastructure/Services/Mastodon/ApiClient.cs
@@ -1,8 +1,5 @@
-using System.Collections.Generic;
-using System.Net.Http;
 using System.Net.Http.Headers;
 using System.Net.Mime;
-using System.Threading.Tasks;
 using BookmarkSync.Core;
 using BookmarkSync.Core.Entities;
 using BookmarkSync.Core.Entities.Config;