diff --git a/ast.spec b/ast.spec
index 5c0640b..e5df423 100644
--- a/ast.spec
+++ b/ast.spec
@@ -2,7 +2,7 @@
 
 Name:           ast
 Version:        8.4.0
-Release:        2%{?dist}
+Release:        3%{?dist}
 Summary:        A Library for Handling World Coordinate Systems in Astronomy
 
 Group:          System Environment/Libraries
@@ -130,6 +130,9 @@ make check
 
 
 %changelog
+* Wed Jul 26 2017 Fedora Release Engineering <releng@fedoraproject.org> - 8.4.0-3
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild
+
 * Fri Feb 10 2017 Fedora Release Engineering <releng@fedoraproject.org> - 8.4.0-2
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild