diff --git a/go.mod b/go.mod
index 70f7734..d4dee3a 100644
--- a/go.mod
+++ b/go.mod
@@ -1,5 +1,13 @@
 module gitoa.ru/go-4devs/console
 
-go 1.23
+go 1.24.0
 
 require gitoa.ru/go-4devs/config v0.0.7
+
+require (
+	golang.org/x/mod v0.31.0 // indirect
+	golang.org/x/sync v0.19.0 // indirect
+	golang.org/x/tools v0.40.0 // indirect
+)
+
+tool golang.org/x/tools/cmd/stringer
diff --git a/go.sum b/go.sum
index e43d9b1..8514eac 100644
--- a/go.sum
+++ b/go.sum
@@ -1,2 +1,12 @@
+github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
+github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 gitoa.ru/go-4devs/config v0.0.7 h1:8q6axRNLgXE5dYQd8Jbh9j+STqevbibVyvwrtsuHpZk=
 gitoa.ru/go-4devs/config v0.0.7/go.mod h1:UINWnObZA0nLiJro+TtavUBBvN0cSt17aRHOk20pP74=
+golang.org/x/mod v0.31.0 h1:HaW9xtz0+kOcWKwli0ZXy79Ix+UW/vOfmWI5QVd2tgI=
+golang.org/x/mod v0.31.0/go.mod h1:43JraMp9cGx1Rx3AqioxrbrhNsLl2l/iNAvuBkrezpg=
+golang.org/x/sync v0.19.0 h1:vV+1eWNmZ5geRlYjzm2adRgW2/mcpevXNg50YZtPCE4=
+golang.org/x/sync v0.19.0/go.mod h1:9KTHXmSnoGruLpwFjVSX0lNNA75CykiMECbovNTZqGI=
+golang.org/x/tools v0.39.0 h1:ik4ho21kwuQln40uelmciQPp9SipgNDdrafrYA4TmQQ=
+golang.org/x/tools v0.39.0/go.mod h1:JnefbkDPyD8UU2kI5fuf8ZX4/yUeh9W877ZeBONxUqQ=
+golang.org/x/tools v0.40.0 h1:yLkxfA+Qnul4cs9QA3KnlFu0lVmd8JJfoq+E41uSutA=
+golang.org/x/tools v0.40.0/go.mod h1:Ik/tzLRlbscWpqqMRjyWYDisX8bG13FrdXp3o4Sr9lc=
diff --git a/output/verbosity/verbosity.go b/output/verbosity/verbosity.go
index 5d9cf01..9f77fca 100644
--- a/output/verbosity/verbosity.go
+++ b/output/verbosity/verbosity.go
@@ -1,6 +1,6 @@
 package verbosity
 
-//go:generate stringer -type=Verbosity -linecomment
+//go:generate go tool stringer -type=Verbosity -linecomment
 
 type Verbosity int
 
diff --git a/output/verbosity/verbosity_string.go b/output/verbosity/verbosity_string.go
index dabebe1..b34e406 100644
--- a/output/verbosity/verbosity_string.go
+++ b/output/verbosity/verbosity_string.go
@@ -20,9 +20,9 @@ const _Verbosity_name = "quietnorminfodebugtrace"
 var _Verbosity_index = [...]uint8{0, 5, 9, 13, 18, 23}
 
 func (i Verbosity) String() string {
-	i -= -1
-	if i < 0 || i >= Verbosity(len(_Verbosity_index)-1) {
-		return "Verbosity(" + strconv.FormatInt(int64(i+-1), 10) + ")"
+	idx := int(i) - -1
+	if i < -1 || idx >= len(_Verbosity_index)-1 {
+		return "Verbosity(" + strconv.FormatInt(int64(i), 10) + ")"
 	}
-	return _Verbosity_name[_Verbosity_index[i]:_Verbosity_index[i+1]]
+	return _Verbosity_name[_Verbosity_index[idx]:_Verbosity_index[idx+1]]
 }