diff --git a/benchmarks/go/go.mod b/benchmarks/go/go.mod
index fa19699..9266e34 100644
--- a/benchmarks/go/go.mod
+++ b/benchmarks/go/go.mod
@@ -2,4 +2,4 @@ module bench
 
 go 1.26.4
 
-require github.com/go-ruby-date/date v0.0.0-20260717063625-7b8321539439
+require github.com/go-ruby-date/date v0.0.0-20260916092103-cf7111f88dea
diff --git a/benchmarks/go/go.sum b/benchmarks/go/go.sum
index 6d14cf6..f0fff5d 100644
--- a/benchmarks/go/go.sum
+++ b/benchmarks/go/go.sum
@@ -2,3 +2,5 @@ github.com/go-ruby-date/date v0.0.0-20260629114559-23a5251a54e4 h1:Qyl2DRWnEC65Y
 github.com/go-ruby-date/date v0.0.0-20260629114559-23a5251a54e4/go.mod h1:kn4XWlGthyqF+ogp9Tmj9EYLmvZa3Yb9Eqnfdsgu63Y=
 github.com/go-ruby-date/date v0.0.0-20260717063625-7b8321539439 h1:4A+1sF1XpSAwpw6YoTPHzq2gDBbzMFFC3ZIAV8K1hrk=
 github.com/go-ruby-date/date v0.0.0-20260717063625-7b8321539439/go.mod h1:kn4XWlGthyqF+ogp9Tmj9EYLmvZa3Yb9Eqnfdsgu63Y=
+github.com/go-ruby-date/date v0.0.0-20260916092103-cf7111f88dea h1:77DSZqatTj70Rh+icq69nBFXTg4InqL1gRF9qQNimBU=
+github.com/go-ruby-date/date v0.0.0-20260916092103-cf7111f88dea/go.mod h1:kn4XWlGthyqF+ogp9Tmj9EYLmvZa3Yb9Eqnfdsgu63Y=