diff --git a/actions/showgroup.php b/actions/showgroup.php
index 06ae572e81..8042a49513 100644
--- a/actions/showgroup.php
+++ b/actions/showgroup.php
@@ -79,9 +79,9 @@ class ShowgroupAction extends GroupDesignAction
         }
 
         if ($this->page == 1) {
-            return sprintf(_("%s group"), $base);
+            return sprintf(_('%s group'), $base);
         } else {
-            return sprintf(_("%1$s group, page %2$d"),
+            return sprintf(_('%1$s group, page %2$d'),
                            $base,
                            $this->page);
         }