diff --git a/vendor/golang.org/x/text/collate/maketables.go b/vendor/golang.org/x/text/collate/maketables.go
index b4c835e..3b25d7b 100644
--- a/vendor/golang.org/x/text/collate/maketables.go
+++ b/vendor/golang.org/x/text/collate/maketables.go
@@ -195,7 +195,7 @@
 }
 
 // parseUCA parses a Default Unicode Collation Element Table of the format
-// specified in http://www.unicode.org/reports/tr10/#File_Format.
+// specified in https://www.unicode.org/reports/tr10/#File_Format.
 // It returns the variable top.
 func parseUCA(builder *build.Builder) {
 	var r io.ReadCloser