diff --git a/stats/known_apks.txt b/stats/known_apks.txt
index b1531ba9e0..d5c47849a1 100644
--- a/stats/known_apks.txt
+++ b/stats/known_apks.txt
@@ -8658,6 +8658,7 @@ org.twelf.cmtheme_23.apk org.twelf.cmtheme 2015-08-19
 org.twelf.cmtheme_28.apk org.twelf.cmtheme 2015-10-07
 org.twelf.cmtheme_29.apk org.twelf.cmtheme 2015-10-12
 org.twelf.cmtheme_30.apk org.twelf.cmtheme 2015-11-27
+org.twelf.cmtheme_31.apk org.twelf.cmtheme 2015-12-17
 org.uaraven.e_14.apk org.uaraven.e 2012-03-06
 org.uaraven.e_16.apk org.uaraven.e 2013-08-25
 org.us.andriod_3.apk org.us.andriod 2014-06-22