diff --git a/glob_test.go b/glob_test.go
index 810036f..fb6b2ff 100644
--- a/glob_test.go
+++ b/glob_test.go
@@ -162,6 +162,16 @@ func TestGlob(t *testing.T) {
 
 		glob(true, pattern_prefix_suffix, fixture_prefix_suffix_match),
 		glob(false, pattern_prefix_suffix, fixture_prefix_suffix_mismatch),
+
+		glob(true, "155ö", "155ö"),
+		glob(true, "1?5ö", "155ö"), // <-
+		glob(true, "1?ö5", "15ö5"),
+		glob(true, "155helloö", "155helloö"),
+		glob(true, "1?5helloö", "155helloö"), // <-
+		glob(true, "1?ö5hello", "15ö5hello"),
+		glob(true, "1?5heöllo", "155heöllo"),
+		glob(true, "1ö?5", "1ö55"), // <-
+		glob(true, "ö1?5", "ö155"),
 	} {
 		t.Run("", func(t *testing.T) {
 			g := MustCompile(test.pattern, test.delimiters...)
diff --git a/match/row.go b/match/row.go
index 4379042..a34d0a5 100644
--- a/match/row.go
+++ b/match/row.go
@@ -2,6 +2,7 @@ package match
 
 import (
 	"fmt"
+	"unicode/utf8"
 )
 
 type Row struct {
@@ -23,19 +24,21 @@ func (self Row) matchAll(s string) bool {
 	for _, m := range self.Matchers {
 		length := m.Len()
 
-		var next, i int
-		for next = range s[idx:] {
-			i++
-			if i == length {
+		var runeCount, byteIdx int
+		var r rune
+		for _, r = range s[idx:] {
+			runeCount++
+			byteIdx += utf8.RuneLen(r)
+			if runeCount == length {
 				break
 			}
 		}
 
-		if i < length || !m.Match(s[idx:idx+next+1]) {
+		if runeCount < length || !m.Match(s[idx:idx+byteIdx]) {
 			return false
 		}
 
-		idx += next + 1
+		idx += byteIdx
 	}
 
 	return true