diff --git a/avrdude.spec b/avrdude.spec
index e4712ad..ebc4baa 100644
--- a/avrdude.spec
+++ b/avrdude.spec
@@ -2,7 +2,7 @@
 
 Name:           avrdude
 Version:        6.3
-Release:        9%{?dist}
+Release:        10%{?dist}
 Summary:        Software for programming Atmel AVR Microcontroller
 
 Group:          Applications/Engineering
@@ -88,6 +88,9 @@ fi
 
 
 %changelog
+* Wed Jul 26 2017 Fedora Release Engineering <releng@fedoraproject.org> - 6.3-10
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild
+
 * Fri Feb 10 2017 Fedora Release Engineering <releng@fedoraproject.org> - 6.3-9
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild