diff --git a/tdutils/td/utils/port/StdStreams.cpp b/tdutils/td/utils/port/StdStreams.cpp
index 30603e1de..290822724 100644
--- a/tdutils/td/utils/port/StdStreams.cpp
+++ b/tdutils/td/utils/port/StdStreams.cpp
@@ -127,8 +127,9 @@ class BufferedStdinImpl : public Iocp::Callback {
         break;
       }
       writer_.confirm_append(r_size.ok());
-      if (iocp_ref_.post(0, this, nullptr)) {
-        inc_refcnt();
+      inc_refcnt();
+      if (!iocp_ref_.post(0, this, nullptr)) {
+        dec_refcnt();
       }
     }
     if (!iocp_ref_.post(0, this, nullptr)) {