diff --git a/snake.go b/snake.go
index cb595bf..1b216e2 100644
--- a/snake.go
+++ b/snake.go
@@ -17,41 +17,6 @@ func UpperSnakeCase(s string) string {
 	return delimiterCase(s, '_', true)
 }
 
-// lowerDelimiterCase converts a string into snake_case or kebab-case depending on
-// the delimiter passed in as second argument.
-func lowerDelimiterCase(s string, delimiter rune) string {
-	s = strings.TrimSpace(s)
-	buffer := make([]rune, 0, len(s)+3)
-
-	var prev rune
-	var curr rune
-	for _, next := range s {
-		if isDelimiter(curr) {
-			if !isDelimiter(prev) {
-				buffer = append(buffer, delimiter)
-			}
-		} else if isUpper(curr) {
-			if isLower(prev) || (isUpper(prev) && isLower(next)) {
-				buffer = append(buffer, delimiter)
-			}
-			buffer = append(buffer, toLower(curr))
-		} else if curr != 0 {
-			buffer = append(buffer, curr)
-		}
-		prev = curr
-		curr = next
-	}
-
-	if len(s) > 0 {
-		if isUpper(curr) && isLower(prev) && prev != 0 {
-			buffer = append(buffer, delimiter)
-		}
-		buffer = append(buffer, toLower(curr))
-	}
-
-	return string(buffer)
-}
-
 // delimiterCase converts a string into snake_case or kebab-case depending on the delimiter passed
 // as second argument. When upperCase is true the result will be UPPER_SNAKE_CASE or UPPER-KEBAB-CASE.
 func delimiterCase(s string, delimiter rune, upperCase bool) string {