diff --git a/backend/LexBoxApi/Services/HgService.cs b/backend/LexBoxApi/Services/HgService.cs
index 688928ab9..3d6d517c5 100644
--- a/backend/LexBoxApi/Services/HgService.cs
+++ b/backend/LexBoxApi/Services/HgService.cs
@@ -267,9 +267,9 @@ public async Task<HttpContent> ExecuteHgRecover(string code, CancellationToken t
         return response;
     }
 
-    public async Task InvalidateDirCache(string code)
+    public Task<HttpContent> InvalidateDirCache(string code)
     {
-        await ExecuteHgCommandServerCommand(code, "invalidatedircache", default);
+        return ExecuteHgCommandServerCommand(code, "invalidatedircache", default);
     }
 
     public async Task<int?> GetLexEntryCount(string code, ProjectType projectType)
diff --git a/backend/LexCore/ServiceInterfaces/IHgService.cs b/backend/LexCore/ServiceInterfaces/IHgService.cs
index e010611b8..5da6db548 100644
--- a/backend/LexCore/ServiceInterfaces/IHgService.cs
+++ b/backend/LexCore/ServiceInterfaces/IHgService.cs
@@ -18,6 +18,6 @@ public interface IHgService
     Task<int?> GetLexEntryCount(string code, ProjectType projectType);
     Task<string?> GetRepositoryIdentifier(Project project);
     Task<HttpContent> ExecuteHgRecover(string code, CancellationToken token);
-    Task InvalidateDirCache(string code);
+    Task<HttpContent> InvalidateDirCache(string code);
     bool HasAbandonedTransactions(string projectCode);
 }