diff --git a/avr-libc.spec b/avr-libc.spec
index 41e63bc..d9a3405 100644
--- a/avr-libc.spec
+++ b/avr-libc.spec
@@ -7,7 +7,7 @@
 
 Name:           avr-libc
 Version:        1.8.0
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        C library for use with GCC on Atmel AVR microcontrollers
 Group:          Development/Tools
 License:        BSD
@@ -35,6 +35,7 @@ closed-source commercial applications as possible.
 Summary:        AVR C library docs in html and pdf format
 Group:          Development/Tools
 Requires:       %{name} = %{version}-%{release}
+Obsoletes:      %{name}-docs < %{version}-%{release}
 
 %description doc
 This package contains the AVR C library docs in html and pdf format, the main
@@ -119,6 +120,9 @@ rm -rf $RPM_BUILD_ROOT
 %doc pdf/*
 
 %changelog
+* Tue Dec 04 2012 Michal Hlavinka <mhlavink@redhat.com> - 1.8.0-2
+- fix avr-libc-docs -> avr-libc-doc transition (#883339)
+
 * Thu Nov 15 2012 Michal Hlavinka <mhlavink@redhat.com> - 1.8.0-1
 - updated to 1.8.0