diff --git a/converter/go.mod b/converter/go.mod
index 4c54208..046c4c0 100644
--- a/converter/go.mod
+++ b/converter/go.mod
@@ -5,7 +5,7 @@ go 1.22
 require (
 	github.com/sunshineplan/imgconv v0.0.0-00010101000000-000000000000
 	github.com/sunshineplan/tiff v0.0.0-20220128141034-29b9d69bd906
-	github.com/sunshineplan/utils v0.1.70
+	github.com/sunshineplan/utils v0.1.71
 )
 
 require (
diff --git a/converter/go.sum b/converter/go.sum
index cbccfe0..812db38 100644
--- a/converter/go.sum
+++ b/converter/go.sum
@@ -15,8 +15,8 @@ github.com/sunshineplan/pdf v1.0.7 h1:62xlc079jh4tGLDjiihyyhwVFkn0IsxLyDpHplbG9E
 github.com/sunshineplan/pdf v1.0.7/go.mod h1:QsEmZCWBE3uFK8PCrM0pua1WDWLNU77YusiDEcY56OQ=
 github.com/sunshineplan/tiff v0.0.0-20220128141034-29b9d69bd906 h1:+yYRCj+PGQNnnen4+/Q7eKD2J87RJs+O39bjtHhPauk=
 github.com/sunshineplan/tiff v0.0.0-20220128141034-29b9d69bd906/go.mod h1:O+Ar7ouRbdfxLgoZLFz447/dvdM1NVKk1VpOQaijvAU=
-github.com/sunshineplan/utils v0.1.70 h1:xwTrUGDAyWCGwcMpi9UZwsp3xYzy6fZQButJrFoomkk=
-github.com/sunshineplan/utils v0.1.70/go.mod h1:QMe2vCEFq9VliPac8WfXndi5jP0ZrPHus8wvJlgBy5M=
+github.com/sunshineplan/utils v0.1.71 h1:FTe6qAdevePih+hLil1KvKhMAU2Bp+qHTtlO0wxoAYI=
+github.com/sunshineplan/utils v0.1.71/go.mod h1:QMe2vCEFq9VliPac8WfXndi5jP0ZrPHus8wvJlgBy5M=
 golang.org/x/image v0.18.0 h1:jGzIakQa/ZXI1I0Fxvaa9W7yP25TqT6cHIHn+6CqvSQ=
 golang.org/x/image v0.18.0/go.mod h1:4yyo5vMFQjVjUcVk4jEQcU9MGy/rulF5WvUILseCM2E=
 golang.org/x/text v0.16.0 h1:a94ExnEXNtEwYLGJSIUxnWoxoRz/ZcCsV63ROupILh4=