diff --git a/academic/mathomatic/mathomatic.SlackBuild b/academic/mathomatic/mathomatic.SlackBuild
index 5fd15fa2bb..b49a8fa169 100644
--- a/academic/mathomatic/mathomatic.SlackBuild
+++ b/academic/mathomatic/mathomatic.SlackBuild
@@ -25,7 +25,7 @@
 # Originally written by Dylan Armitage <d.armitage89@gmail.com>
 
 PRGNAM=mathomatic
-VERSION=${VERSION:-15.8.3}
+VERSION=${VERSION:-15.8.5}
 BUILD=${BUILD:-1}
 TAG=${TAG:-_SBo}
 
diff --git a/academic/mathomatic/mathomatic.info b/academic/mathomatic/mathomatic.info
index efdfe31e76..1528350c55 100644
--- a/academic/mathomatic/mathomatic.info
+++ b/academic/mathomatic/mathomatic.info
@@ -1,8 +1,8 @@
 PRGNAM="mathomatic"
-VERSION="15.8.3"
+VERSION="15.8.5"
 HOMEPAGE="http://www.mathomatic.org"
-DOWNLOAD="http://mathomatic.org/mathomatic-15.8.3.tar.bz2"
-MD5SUM="df4296e27840ecafe87f16ff9cf181ac"
+DOWNLOAD="http://mathomatic.org/mathomatic-15.8.5.tar.bz2"
+MD5SUM="cb2abc1a35142158f8ec99d7e8368e11"
 DOWNLOAD_x86_64=""
 MD5SUM_x86_64=""
 MAINTAINER="Matthew Fillpot"