diff --git a/bogofilter.spec b/bogofilter.spec
index 869eea7..9720fc7 100644
--- a/bogofilter.spec
+++ b/bogofilter.spec
@@ -1,7 +1,7 @@
 Summary: Fast anti-spam filtering by Bayesian statistical analysis
 Name: bogofilter
 Version: 1.2.4
-Release: 17%{?dist}
+Release: 18%{?dist}
 License: GPLv2
 URL: http://bogofilter.sourceforge.net/
 # Source: http://downloads.sourceforge.net/bogofilter/bogofilter-%{version}.tar.gz
@@ -135,6 +135,9 @@ iconv -f iso-8859-1 -t utf-8 \
 %exclude %{_mandir}/man1/bogoupgrade*
 
 %changelog
+* Tue Aug 20 2019 Susi Lehtola <jussilehtola@fedoraproject.org> - 1.2.4-18
+- Rebuilt for GSL 2.6.
+
 * Wed Jul 24 2019 Fedora Release Engineering <releng@fedoraproject.org> - 1.2.4-17
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild