diff --git a/podofo.spec b/podofo.spec
index 2119135..e53a28f 100644
--- a/podofo.spec
+++ b/podofo.spec
@@ -1,6 +1,6 @@
 Name:           podofo
 Version:        0.7.0
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        Tools and libraries to work with the PDF file format
 
 Group:          Applications/Publishing
@@ -61,6 +61,9 @@ make %{?_smp_mflags}
 # build the docs
 doxygen
 
+# set timestamps on generated files to some constant
+find doc/html -exec touch -r %{SOURCE0} {} \;
+
 
 %install
 rm -rf $RPM_BUILD_ROOT
@@ -93,6 +96,9 @@ rm -rf $RPM_BUILD_ROOT
 
 
 %changelog
+* Tue Feb 16 2010 Dan Horák <dan[at]danny.cz> 0.7.0-4
+- set timestamp on generated docs (#565683)
+
 * Sun Jul 26 2009 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 0.7.0-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_12_Mass_Rebuild