diff --git a/day-14/image.go b/day-14/image.go
index e4975ec..6966e00 100644
--- a/day-14/image.go
+++ b/day-14/image.go
@@ -25,7 +25,7 @@ func (i img) transposed() []string {
 	return transposed
 }
 
-// String implements the Stringer interface
+// String implements the fmt.Stringer interface
 func (i img) String() string {
 	out := ""
 	for _, line := range i.raw {