diff --git a/stats/known_apks.txt b/stats/known_apks.txt
index 0bd41b6adf..21633627c5 100644
--- a/stats/known_apks.txt
+++ b/stats/known_apks.txt
@@ -3967,6 +3967,7 @@ org.ethack.orwall_29.apk org.ethack.orwall 2014-09-29
 org.ethack.orwall_30.apk org.ethack.orwall 2014-10-02
 org.ethack.orwall_31.apk org.ethack.orwall 2014-10-12
 org.ethack.orwall_32.apk org.ethack.orwall 2014-10-16
+org.ethack.orwall_33.apk org.ethack.orwall 2014-11-20
 org.evilsoft.pathfinder.reference_19.apk org.evilsoft.pathfinder.reference 2014-01-07
 org.evilsoft.pathfinder.reference_27.apk org.evilsoft.pathfinder.reference 2014-05-11
 org.evilsoft.pathfinder.reference_29.apk org.evilsoft.pathfinder.reference 2014-08-15