diff --git a/base64coder.spec b/base64coder.spec
index 0b0ea38..91ec841 100644
--- a/base64coder.spec
+++ b/base64coder.spec
@@ -2,7 +2,7 @@
 
 Name:           base64coder
 Version:        20101219
-Release:        17%{?dist}
+Release:        18%{?dist}
 Summary:        Fast and compact Base64 encoder/decoder Java library
 License:        EPL or LGPLv2+ or GPLv2+ or ASL 2.0+ or BSD
 BuildArch:      noarch
@@ -47,6 +47,9 @@ sed -i 's/\r//g' README.txt CHANGES.txt
 %files javadoc -f .mfiles-javadoc
 
 %changelog
+* Wed Jul 26 2017 Fedora Release Engineering <releng@fedoraproject.org> - 20101219-18
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild
+
 * Thu Feb 23 2017 Mikolaj Izdebski <mizdebsk@redhat.com> - 20101219-17
 - Remove unneeded maven-javadoc-plugin invocation