diff --git a/build-compare.diff b/build-compare.diff
new file mode 100644
index 0000000..925fa55
--- /dev/null
+++ b/build-compare.diff
@@ -0,0 +1,16 @@
+Index: sipgen/gencode.c
+===================================================================
+--- sipgen/gencode.c.orig
++++ sipgen/gencode.c
+@@ -12687,9 +12687,9 @@ static FILE *createFile(moduleDef *mod,
+ "/*\n"
+ " * %s\n"
+ " *\n"
+-" * Generated by SIP %s on %s"
++" * Generated by SIP %s"
+             ,description
+-            ,sipVersion,ctime(&now));
++            ,sipVersion);
+ 
+         if (mod->copying != NULL)
+             prcode(fp,
diff --git a/python-sip.changes b/python-sip.changes
index 1ee9c4b..ec16a53 100644
--- a/python-sip.changes
+++ b/python-sip.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Wed May 19 19:49:19 UTC 2010 - cmorve69@yahoo.es
+
+- fix build-compare
+
 -------------------------------------------------------------------
 Fri Mar 26 18:49:41 CET 2010 - dmueller@suse.de
 
diff --git a/python-sip.spec b/python-sip.spec
index 89aa91f..c66f627 100644
--- a/python-sip.spec
+++ b/python-sip.spec
@@ -24,7 +24,7 @@ License:        GPLv2+
 Group:          Development/Libraries/Python
 Summary:        SIP tool to use python sip bindings
 Version:        4.10.1
-Release:        1
+Release:        2
 %define rversion %version
 Url:            http://www.riverbankcomputing.com/software/sip/intro
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
@@ -32,6 +32,7 @@ Source0:        sip-%{rversion}.tar.bz2
 Patch0:         disable-rpaths.diff
 Patch2:         fix-linking.diff
 Patch3:         fix-linking25.diff
+Patch4:         build-compare.diff
 %py_requires
 
 %description
@@ -78,6 +79,7 @@ Authors:
 %else
 %patch3
 %endif
+%patch4
 
 %build
 export CFLAGS="$RPM_OPT_FLAGS"