diff --git a/examples/7GUIs/cells/context.go b/examples/7GUIs/cells/context.go
index deb40b4..b9085ed 100644
--- a/examples/7GUIs/cells/context.go
+++ b/examples/7GUIs/cells/context.go
@@ -145,7 +145,7 @@ func reverse(s []byte) {
 func (col CellCol) String() string {
 	//  'A', ... 'Z', 'AA', 'AB', ... 'AZ', 'BA', ... 'BZ', ... 'ZZ', 'AAA', ...
 	var stringBytes []byte
-	for true {
+	for {
 		stringBytes = append(stringBytes, 'A'+byte(col%26))
 		col /= 26
 		if col <= 0 {