diff --git a/src/Nocr.TextMatcher.Api.Contracts/TextMatches/ITextMatchesController.cs b/src/Nocr.TextMatcher.Api.Contracts/TextMatches/ITextMatchesController.cs
index 1e83ed2..7038899 100644
--- a/src/Nocr.TextMatcher.Api.Contracts/TextMatches/ITextMatchesController.cs
+++ b/src/Nocr.TextMatcher.Api.Contracts/TextMatches/ITextMatchesController.cs
@@ -11,7 +11,7 @@ public interface ITextMatchesController
     Task<long> Create([Body] CreateTextMatchRequest request, CancellationToken cancellationToken = default);
 
     [Get(WebRoutes.TextMatches.ById)]
-    Task<TextMatchData> GetById([Path] long id, CancellationToken cancellationToken = default);
+    Task<TextMatchData?> GetById([Path] long id, CancellationToken cancellationToken = default);
 
     [Get(WebRoutes.TextMatches.ByUserId)]
     Task<TextMatchData[]> GetByUserId([Path] long userId, CancellationToken cancellationToken = default);