diff --git a/boinc-client-init-d b/boinc-client-init-d
index 9789fed..6670e7b 100644
--- a/boinc-client-init-d
+++ b/boinc-client-init-d
@@ -129,7 +129,7 @@ start() {
 		touch $ERRORLOG && chown $BOINCUSER:$BOINCUSER $ERRORLOG
 	fi
 
-	daemon --check $BOINCEXE --user $BOINCUSER +19 "$BOINCEXE $BOINCOPTS --dir $BOINCDIR >>$LOGFILE 2>>$ERRORLOG &" >& /dev/null
+	daemon --check $BOINCEXE --user $BOINCUSER +10 "$BOINCEXE $BOINCOPTS --dir $BOINCDIR >>$LOGFILE 2>>$ERRORLOG &" >& /dev/null
 	
 	# Check that boinc is running, give it a few tries
 	TRY=0
diff --git a/boinc-client.spec b/boinc-client.spec
index 4666c64..d3d786e 100644
--- a/boinc-client.spec
+++ b/boinc-client.spec
@@ -1,9 +1,9 @@
-%global revision 20004
+%global revision 20470
 %global version_ 6_10
 
 Summary:	The BOINC client core
 Name:		boinc-client
-Version:	6.10.25
+Version:	6.10.33
 Release:	1.r%{revision}svn%{?dist}
 License:	LGPLv2+
 Group:		Applications/Engineering
@@ -335,6 +335,10 @@ fi
 %{_includedir}/boinc
 
 %changelog
+* Tue Feb 09 2010 Milos Jakubicek <xjakub@fi.muni.cz> - 6.10.33-1.r20470svn
+- Rebase the 6.10 branch to 6.10.33
+- Run with +10 niceness instead of +19 (resolves BZ#562883)
+
 * Tue Dec 22 2009 Milos Jakubicek <xjakub@fi.muni.cz> - 6.10.25-1.r20004svn
 - Rebase to 6.10 branch
 - Use XZ for sources compression
diff --git a/sources b/sources
index 56485c7..7887976 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-9399dc95f8ffaabcb90d3c2c115500ea  boinc-6.10.25.tar.xz
+683531a6e6195c08287ed613b9d1e5a6  boinc-6.10.33.tar.xz