diff --git a/internal/restic/duration.go b/internal/restic/duration.go
index 4c9112a7c..831971fe0 100644
--- a/internal/restic/duration.go
+++ b/internal/restic/duration.go
@@ -76,8 +76,7 @@ func nextNumber(input string) (num int, rest string, err error) {
 	return num, rest, nil
 }
 
-// ParseDuration parses a duration from a string. The format is:
-//    6y5m234d37h
+// ParseDuration parses a duration from a string. The format is `6y5m234d37h`
 func ParseDuration(s string) (Duration, error) {
 	var (
 		d   Duration