diff --git a/app/rest/admin.go b/app/rest/admin.go
index ae31ddc6..662e8c3f 100644
--- a/app/rest/admin.go
+++ b/app/rest/admin.go
@@ -111,3 +111,16 @@ func (a *admin) importCtrl(w http.ResponseWriter, r *http.Request) {
 func (a *admin) checkBlocked(locator store.Locator, user store.User) bool {
 	return a.dataService.IsBlocked(locator, user.ID)
 }
+
+func (a *admin) maskBlockedUsers(comments []store.Comment) (res []store.Comment) {
+	for _, c := range comments {
+		if a.dataService.IsBlocked(c.Locator, c.User.ID) {
+			c.User.Blocked = true
+			c.Text = "this comment was deleted"
+			c.Score = 0
+			c.Votes = map[string]bool{}
+		}
+		res = append(res, c)
+	}
+	return res
+}
diff --git a/app/rest/server.go b/app/rest/server.go
index 51a03a39..f0350d29 100644
--- a/app/rest/server.go
+++ b/app/rest/server.go
@@ -160,7 +160,7 @@ func (s *Server) deleteCommentCtrl(w http.ResponseWriter, r *http.Request) {
 }
 
 // GET /find?site=siteID&url=post-url&format=[tree|plain]&sort=[+/-time|+/-score]
-// find comments for given post. Retruns in tree or plain formats, sorted
+// find comments for given post. Returns in tree or plain formats, sorted
 func (s *Server) findCommentsCtrl(w http.ResponseWriter, r *http.Request) {
 	locator := store.Locator{SiteID: r.URL.Query().Get("site"), URL: r.URL.Query().Get("url")}
 	log.Printf("[DEBUG] get comments for %+v", locator)
@@ -177,6 +177,8 @@ func (s *Server) findCommentsCtrl(w http.ResponseWriter, r *http.Request) {
 		httpError(w, r, http.StatusInternalServerError, err, "can't load comments comment")
 		return
 	}
+	comments = s.mod.maskBlockedUsers(comments)
+
 	if r.URL.Query().Get("format") == "tree" {
 		s.respCache.Set(cacheKey, comments, time.Hour)
 		renderJSONWithHTML(w, r, format.MakeTree(comments, r.URL.Query().Get("sort")))
@@ -207,6 +209,7 @@ func (s *Server) lastCommentsCtrl(w http.ResponseWriter, r *http.Request) {
 		httpError(w, r, http.StatusInternalServerError, err, "can't get last comments")
 		return
 	}
+	comments = s.mod.maskBlockedUsers(comments)
 	s.respCache.Set(cacheKey, comments, time.Hour)
 
 	render.Status(r, http.StatusOK)
@@ -231,7 +234,7 @@ func (s *Server) commentByIDCtrl(w http.ResponseWriter, r *http.Request) {
 	renderJSONWithHTML(w, r, comment)
 }
 
-// GET /comments?site=siteID&user=id - returns commens for given userID
+// GET /comments?site=siteID&user=id - returns comments for given userID
 func (s *Server) findUserCommentsCtrl(w http.ResponseWriter, r *http.Request) {
 
 	userID := r.URL.Query().Get("user")
diff --git a/app/store/store.go b/app/store/store.go
index 44ecfb09..a9567b96 100644
--- a/app/store/store.go
+++ b/app/store/store.go
@@ -40,6 +40,7 @@ type User struct {
 	Picture string `json:"picture"`
 	Profile string `json:"profile"`
 	Admin   bool   `json:"admin"`
+	Blocked bool   `json:"block,omitempty"`
 	IP      string `json:"-"`
 }