diff --git a/shroom/rename.go b/shroom/rename.go
index aedf968..823ca99 100644
--- a/shroom/rename.go
+++ b/shroom/rename.go
@@ -24,10 +24,10 @@ func canRenameThisToThat(oh *hyphae.Hypha, nh *hyphae.Hypha, u *user.User) (errt
 
 	if !hyphae.HyphaPattern.MatchString(nh.Name) {
 		rejectRenameLog(oh, u, fmt.Sprintf("new name ‘%s’ invalid", nh.Name))
-		return "Invalid name", errors.New("Invalid new name. Names cannot contain characters <code>^?!:#@&gt;&lt;*|\"\\'&amp;%</code>") 
+		return "Invalid name", errors.New("Invalid new name. Names cannot contain characters <code>^?!:#@&gt;&lt;*|\"\\'&amp;%</code>")
 	}
 
-	return "", nil 
+	return "", nil
 }
 
 // RenameHypha renames hypha from old name `hyphaName` to `newName` and makes a history record about that. If `recursive` is `true`, its subhyphae will be renamed the same way.
diff --git a/util/util.go b/util/util.go
index 121e2da..7528364 100644
--- a/util/util.go
+++ b/util/util.go
@@ -152,7 +152,7 @@ func (f FormData) Get(key string) string {
 	return f.fields[key]
 }
 
-// Put writes a form value for provided key 
+// Put writes a form value for provided key
 func (f FormData) Put(key, value string) {
 	f.fields[key] = value
 }
diff --git a/web/web.go b/web/web.go
index d19a0c5..41afc4d 100644
--- a/web/web.go
+++ b/web/web.go
@@ -74,7 +74,7 @@ func handlerRobotsTxt(w http.ResponseWriter, rq *http.Request) {
 	file.Close()
 }
 
-// Handler initializes 
+// Handler initializes and returns the HTTP router based on the configuration.
 func Handler() http.Handler {
 	router := mux.NewRouter()
 	router.Use(func(next http.Handler) http.Handler {