diff --git a/src/pkg/exp/norm/trie_test.go b/src/pkg/exp/norm/trie_test.go
index a7c505d77c..ad87d972b0 100644
--- a/src/pkg/exp/norm/trie_test.go
+++ b/src/pkg/exp/norm/trie_test.go
@@ -5,7 +5,7 @@ import (
 	"utf8"
 )
 
-// Test data is located in triedata_test.go, generated by maketesttables.
+// Test data is located in triedata_test.go; generated by maketesttables.
 var testdata = testdataTrie
 
 // Test cases for illegal runes.