diff --git a/dirac.spec b/dirac.spec
index 5af702a..ac61971 100644
--- a/dirac.spec
+++ b/dirac.spec
@@ -34,7 +34,6 @@ BuildRequires:  pkg-config valgrind-devel
 %endif
 BuildRequires:  doxygen fdupes graphviz-gd texlive-latex
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
-Conflicts:      dirac-doc
 
 %description
 Dirac is an open source video codec. It uses a traditional hybrid video
@@ -169,7 +168,8 @@ Group:          Development/Libraries/C and C++
 Summary:        Development Files for Dirac Video Codec
 Requires:       libdirac_decoder0 = %{version}
 Requires:       libdirac_encoder0 = %{version}
-Conflicts:       libdirac-devel
+Provides:       libdirac-devel = %{version} dirac-doc = %{version}
+Obsoletes:      libdirac-devel <= %{version} dirac-doc <= %{version}
 
 %description devel
 Dirac is an open source video codec. It uses a traditional hybrid video