diff --git a/module/testcase/lang/en.php b/module/testcase/lang/en.php
index 5718fc6a10..68268fa1c7 100644
--- a/module/testcase/lang/en.php
+++ b/module/testcase/lang/en.php
@@ -43,6 +43,9 @@ $lang->testcase->files            = 'Files';
 $lang->testcase->linkCase         = 'Linked Cases';
 $lang->testcase->linkCases        = 'Link Case';
 $lang->testcase->unlinkCase       = 'Unlink Cases';
+$lang->testcase->linkBug          = 'Linked Bugs';
+$lang->testcase->linkBugs         = 'Link Bug';
+$lang->testcase->unlinkBug        = 'Unlink Bugs';
 $lang->testcase->stage            = 'Phase';
 $lang->testcase->scriptedBy       = 'ScriptedBy';
 $lang->testcase->scriptedDate     = 'ScriptedDate';