diff --git a/vk.h b/vk.h
index e4d41f2..3653269 100644
--- a/vk.h
+++ b/vk.h
@@ -11,7 +11,9 @@ namespace vk {
   using namespace http;
 
   struct Post {
-    Post(long id, long date, long editDate, long fromId, std::string postType, std::string text);
+    inline Post(long id, long date, long editDate, long fromId, std::string postType, std::string text)
+      : id(id), date(date), editDate(editDate), fromId(fromId), postType(postType), text(text)
+      {}
 
     long id, date, editDate, fromId;
     std::string postType, text;