diff --git a/callbacks.go b/callbacks.go
index 046ccba..86567ad 100644
--- a/callbacks.go
+++ b/callbacks.go
@@ -67,7 +67,7 @@ type InlineButton struct {
 	Data        string `json:"callback_data,omitempty"`
 	InlineQuery string `json:"switch_inline_query,omitempty"`
 
-	Action func(*Callback)
+	Action func(*Callback) `json:"-"`
 }
 
 // CallbackUnique returns InlineButto.Unique.
diff --git a/options.go b/options.go
index 19c2961..12c6f7b 100644
--- a/options.go
+++ b/options.go
@@ -129,7 +129,7 @@ type ReplyButton struct {
 	Contact  bool `json:"request_contact,omitempty"`
 	Location bool `json:"request_location,omitempty"`
 
-	Action func(*Callback)
+	Action func(*Callback) `json:"-"`
 }
 
 // InlineKeyboardMarkup represents an inline keyboard that appears