diff --git a/go.mod b/go.mod
index b79ad52..7022959 100644
--- a/go.mod
+++ b/go.mod
@@ -4,7 +4,7 @@ go 1.22
 
 require (
 	github.com/google/go-github/v43 v43.0.0
-	github.com/gosimple/slug v1.14.0
+	github.com/gosimple/slug v1.15.0
 	golang.org/x/oauth2 v0.21.0
 )
 
diff --git a/go.sum b/go.sum
index f9b377f..447374d 100644
--- a/go.sum
+++ b/go.sum
@@ -5,8 +5,8 @@ github.com/google/go-github/v43 v43.0.0 h1:y+GL7LIsAIF2NZlJ46ZoC/D1W1ivZasT0lnWH
 github.com/google/go-github/v43 v43.0.0/go.mod h1:ZkTvvmCXBvsfPpTHXnH/d2hP9Y0cTbvN9kr5xqyXOIc=
 github.com/google/go-querystring v1.1.0 h1:AnCroh3fv4ZBgVIf1Iwtovgjaw/GiKJo8M8yD/fhyJ8=
 github.com/google/go-querystring v1.1.0/go.mod h1:Kcdr2DB4koayq7X8pmAG4sNG59So17icRSOU623lUBU=
-github.com/gosimple/slug v1.14.0 h1:RtTL/71mJNDfpUbCOmnf/XFkzKRtD6wL6Uy+3akm4Es=
-github.com/gosimple/slug v1.14.0/go.mod h1:UiRaFH+GEilHstLUmcBgWcI42viBN7mAb818JrYOeFQ=
+github.com/gosimple/slug v1.15.0 h1:wRZHsRrRcs6b0XnxMUBM6WK1U1Vg5B0R7VkIf1Xzobo=
+github.com/gosimple/slug v1.15.0/go.mod h1:UiRaFH+GEilHstLUmcBgWcI42viBN7mAb818JrYOeFQ=
 github.com/gosimple/unidecode v1.0.1 h1:hZzFTMMqSswvf0LBJZCZgThIZrpDHFXux9KeGmn6T/o=
 github.com/gosimple/unidecode v1.0.1/go.mod h1:CP0Cr1Y1kogOtx0bJblKzsVWrqYaqfNOnHzpgWw4Awc=
 golang.org/x/crypto v0.24.0 h1:mnl8DM0o513X8fdIkmyFE/5hTYxbwYOjDS/+rK6qpRI=
diff --git a/vendor/github.com/gosimple/slug/slug.go b/vendor/github.com/gosimple/slug/slug.go
index 7d9c13a..b4ed7cd 100644
--- a/vendor/github.com/gosimple/slug/slug.go
+++ b/vendor/github.com/gosimple/slug/slug.go
@@ -38,6 +38,14 @@ var (
 	// Default is true.
 	Lowercase = true
 
+	// DisableMultipleDashTrim defines if multiple dashes should be preserved.
+	// Default is false (multiple dashes will be replaced with single dash).
+	DisableMultipleDashTrim = false
+
+	// DisableEndsTrim defines if the slug should keep leading and trailing
+	// dashes and underscores. Default is false (trim enabled).
+	DisableEndsTrim = false
+
 	// Append timestamp to the end in order to make slug unique
 	// Default is false
 	AppendTimestamp = false
@@ -126,8 +134,12 @@ func MakeLang(s string, lang string) (slug string) {
 
 	// Process all remaining symbols
 	slug = regexpNonAuthorizedChars.ReplaceAllString(slug, "-")
-	slug = regexpMultipleDashes.ReplaceAllString(slug, "-")
-	slug = strings.Trim(slug, "-_")
+	if !DisableMultipleDashTrim {
+		slug = regexpMultipleDashes.ReplaceAllString(slug, "-")
+	}
+	if !DisableEndsTrim {
+		slug = strings.Trim(slug, "-_")
+	}
 
 	if MaxLength > 0 && EnableSmartTruncate {
 		slug = smartTruncate(slug)
@@ -145,7 +157,7 @@ func MakeLang(s string, lang string) (slug string) {
 // order. Many passes, on one substitution another one could apply.
 func Substitute(s string, sub map[string]string) (buf string) {
 	buf = s
-	var keys []string
+	keys := make([]string, 0, len(sub))
 	for k := range sub {
 		keys = append(keys, k)
 	}
diff --git a/vendor/modules.txt b/vendor/modules.txt
index b65f4ff..6562ed5 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -4,7 +4,7 @@ github.com/google/go-github/v43/github
 # github.com/google/go-querystring v1.1.0
 ## explicit; go 1.10
 github.com/google/go-querystring/query
-# github.com/gosimple/slug v1.14.0
+# github.com/gosimple/slug v1.15.0
 ## explicit; go 1.11
 github.com/gosimple/slug
 # github.com/gosimple/unidecode v1.0.1