diff --git a/development/regina-rexx/regina-rexx.SlackBuild b/development/regina-rexx/regina-rexx.SlackBuild
index 37a0558edf..b3fc40e46b 100644
--- a/development/regina-rexx/regina-rexx.SlackBuild
+++ b/development/regina-rexx/regina-rexx.SlackBuild
@@ -4,7 +4,7 @@
 # Written by Diogo Leal (diogo@diogoleal.com)
 
 PRGNAM=regina-rexx
-VERSION=${VERSION:-3.8.2}
+VERSION=${VERSION:-3.9.0}
 BUILD=${BUILD:-1}
 TAG=${TAG:-_SBo}
 FLAVOR=${FLAVOR:-dynamic}  # set FLAVOR=static for a rexx static binary.
diff --git a/development/regina-rexx/regina-rexx.info b/development/regina-rexx/regina-rexx.info
index 2bd005d2f2..a429e12d20 100644
--- a/development/regina-rexx/regina-rexx.info
+++ b/development/regina-rexx/regina-rexx.info
@@ -1,8 +1,8 @@
 PRGNAM="regina-rexx"
-VERSION="3.8.2"
+VERSION="3.9.0"
 HOMEPAGE="http://regina-rexx.sourceforge.net/"
-DOWNLOAD="http://downloads.sourceforge.net/regina-rexx/Regina-REXX-3.8.2.tar.gz"
-MD5SUM="df6e6f78b01f386d1448830100aea798"
+DOWNLOAD="http://downloads.sourceforge.net/regina-rexx/Regina-REXX-3.9.0.tar.gz"
+MD5SUM="be3d3b552487a8d808743f8f8bcb0c03"
 DOWNLOAD_x86_64=""
 MD5SUM_x86_64=""
 REQUIRES=""