diff --git a/brmdoor_nfc.config.sample b/brmdoor_nfc.config.sample
index 7eef831..b2bdfb6 100644
--- a/brmdoor_nfc.config.sample
+++ b/brmdoor_nfc.config.sample
@@ -46,7 +46,7 @@ reconnect_delay = 300
 # Controls showing status of "OPEN/CLOSE" switch that is connected to some GPIO pin
 # Changes topic of connected IRC channels if IRC is enabled
 # There is no point in enabling this if you disabled IRC
-# Not yet usable - do not use because of GIL and python-irc not retrieving topic from channel
+# Still has one bug - python-irc won't retrieve properly topic
 # enabled - True/False
 # status_file - file in sysfs that contains 1 or 0 defining the state of button
 # open_value - which value in status_file respresents the switch being in "OPEN" position, 1 character
diff --git a/nfc_smartcard.cpp b/nfc_smartcard.cpp
index ad37b81..89ac373 100644
--- a/nfc_smartcard.cpp
+++ b/nfc_smartcard.cpp
@@ -2,6 +2,8 @@
 #include <cassert>
 #include <memory>
 
+#include <Python.h>
+
 #include <nfc/nfc.h>
 #include <nfc/nfc-types.h>
 #include <freefare.h>
@@ -102,7 +104,10 @@ std::string NFCDevice::scanUID() throw(NFCError)
         throw NFCError("NFC device not opened");
     }
 
+    Py_BEGIN_ALLOW_THREADS
     res = nfc_initiator_poll_target(_nfcDevice, _modulations, _modulationsLen, pollNr, pollPeriod, &nt);
+    Py_END_ALLOW_THREADS
+
     if (res < 0) {
         throw NFCError("NFC polling error");
     }