diff --git a/layout/example.yml b/layout/example.yml
index d0949ce..69c507e 100644
--- a/layout/example.yml
+++ b/layout/example.yml
@@ -48,6 +48,11 @@ buttons:
       - '{{ .Amount }}'
       - '{{ .Currency }}'
 
+  web_app:
+    text: This is a web app
+    web_app:
+      url: https://google.com
+
 markups:
   reply_shortened:
     - [ help ]
@@ -58,6 +63,8 @@ markups:
     one_time_keyboard: true
   inline:
     - [ stop ]
+  web_app:
+    - [ web_app ]
 
 results:
   article:
diff --git a/layout/layout.go b/layout/layout.go
index 044a7eb..da6ad94 100644
--- a/layout/layout.go
+++ b/layout/layout.go
@@ -32,7 +32,11 @@ type (
 	}
 
 	// Button is a shortcut for tele.Btn.
-	Button = tele.Btn
+	Button struct {
+		tele.Btn `yaml:",inline"`
+		Data     interface{} `yaml:"data"`
+		IsReply  bool        `yaml:"reply"`
+	}
 
 	// Markup represents layout-specific markup to be parsed.
 	Markup struct {
@@ -342,7 +346,7 @@ func (lt *Layout) ButtonLocale(locale, k string, args ...interface{}) *tele.Btn
 		return nil
 	}
 
-	return &btn
+	return &btn.Btn
 }
 
 // Markup returns a markup, which locale is dependent on the context.
diff --git a/layout/layout_test.go b/layout/layout_test.go
index cda8e32..b34e3d1 100644
--- a/layout/layout_test.go
+++ b/layout/layout_test.go
@@ -84,9 +84,24 @@ func TestLayout(t *testing.T) {
 	}, lt.MarkupLocale("en", "reply_extended"))
 
 	assert.Equal(t, &tele.ReplyMarkup{
-		InlineKeyboard: [][]tele.InlineButton{{{Unique: "stop", Text: "Stop", Data: "1"}}},
+		InlineKeyboard: [][]tele.InlineButton{{
+			{
+				Unique: "stop",
+				Text:   "Stop",
+				Data:   "1",
+			},
+		}},
 	}, lt.MarkupLocale("en", "inline", 1))
 
+	assert.Equal(t, &tele.ReplyMarkup{
+		InlineKeyboard: [][]tele.InlineButton{{
+			{
+				Text:   "This is a web app",
+				WebApp: &tele.WebApp{URL: "https://google.com"},
+			},
+		}},
+	}, lt.MarkupLocale("en", "web_app"))
+
 	assert.Equal(t, &tele.ArticleResult{
 		ResultBase: tele.ResultBase{
 			ID:   "1853",
diff --git a/layout/parser.go b/layout/parser.go
index c0b40a3..6f0a659 100644
--- a/layout/parser.go
+++ b/layout/parser.go
@@ -74,7 +74,8 @@ func (lt *Layout) UnmarshalYAML(data []byte) error {
 		// 1. Shortened reply button
 
 		if v, ok := v.(string); ok {
-			lt.buttons[k] = Button{Text: v}
+			btn := tele.Btn{Text: v}
+			lt.buttons[k] = Button{Btn: btn}
 			continue
 		}
 
@@ -85,29 +86,26 @@ func (lt *Layout) UnmarshalYAML(data []byte) error {
 			return err
 		}
 
-		var btn struct {
-			Button `yaml:",inline"`
-			Data   interface{} `yaml:"data"`
-		}
+		var btn Button
 		if err := yaml.Unmarshal(data, &btn); err != nil {
 			return err
 		}
 
-		if btn.Data != nil {
+		if !btn.IsReply && btn.Data != nil {
 			if a, ok := btn.Data.([]interface{}); ok {
 				s := make([]string, len(a))
 				for i, v := range a {
 					s[i] = fmt.Sprint(v)
 				}
-				btn.Button.Data = strings.Join(s, "|")
+				btn.Btn.Data = strings.Join(s, "|")
 			} else if s, ok := btn.Data.(string); ok {
-				btn.Button.Data = s
+				btn.Btn.Data = s
 			} else {
 				return fmt.Errorf("telebot/layout: invalid callback_data for %s button", k)
 			}
 		}
 
-		lt.buttons[k] = btn.Button
+		lt.buttons[k] = btn
 	}
 
 	lt.markups = make(map[string]Markup, len(aux.Markups))
@@ -152,7 +150,10 @@ func (lt *Layout) UnmarshalYAML(data []byte) error {
 					inline := btn.URL != "" ||
 						btn.Unique != "" ||
 						btn.InlineQuery != "" ||
-						btn.InlineQueryChat != ""
+						btn.InlineQueryChat != "" ||
+						btn.Login != nil ||
+						btn.WebApp != nil
+					inline = !btn.IsReply && inline
 
 					if markup.inline == nil {
 						markup.inline = &inline