diff --git a/stats/known_apks.txt b/stats/known_apks.txt
index aa05391171..9ca0671af1 100644
--- a/stats/known_apks.txt
+++ b/stats/known_apks.txt
@@ -3524,6 +3524,7 @@ pl.magot.vetch.ancal_32.apk pl.magot.vetch.ancal 2011-02-01
 pl.net.szafraniec.NFCKey_1.apk pl.net.szafraniec.NFCKey 2014-01-20
 pl.net.szafraniec.NFCKey_10.apk pl.net.szafraniec.NFCKey 2014-01-29
 pl.net.szafraniec.NFCKey_11.apk pl.net.szafraniec.NFCKey 2014-01-30
+pl.net.szafraniec.NFCKey_13.apk pl.net.szafraniec.NFCKey 2014-02-01
 pl.net.szafraniec.NFCKey_2.apk pl.net.szafraniec.NFCKey 2014-01-21
 pl.net.szafraniec.NFCKey_3.apk pl.net.szafraniec.NFCKey 2014-01-22
 pl.net.szafraniec.NFCKey_4.apk pl.net.szafraniec.NFCKey 2014-01-23