diff --git a/usb_modeswitch.spec b/usb_modeswitch.spec
index 7a0e498..cdc57e9 100644
--- a/usb_modeswitch.spec
+++ b/usb_modeswitch.spec
@@ -2,7 +2,7 @@
 
 Name:		usb_modeswitch
 Version:	1.1.0
-Release:	3%{?dist}
+Release:	4%{?dist}
 Summary:	USB Modeswitch gets 4G cards in operational mode
 Summary(de):	USB Modeswitch aktiviert UMTS-Karten
 Group:		Applications/System
@@ -40,7 +40,7 @@ Contains the device database and the rules file, including full paths
 %patch0 -p1 -b .dir
 
 %build
-make %{?_smp_mflags}
+CFLAGS="$RPM_OPT_FLAGS" make %{?_smp_mflags}
 
 
 %install
@@ -79,6 +79,9 @@ udevadm control --reload-rules
 %{_sysconfdir}/usb_modeswitch.d/
 
 %changelog
+- Sat Mar 6 2010 Huzaifa Sidhpurwala <huzaifas@redaht.com> - 1.1.0-4
+- Fix regression in rhbz #571001
+
 * Thu Mar 4 2010 Huzaifa Sidhpurwala <huzaifas@redhat.com> 1.1.0-3
 - Patch usb_modeswtich to use the binary from /usr/bin/
 - usb_modeswitch-data needs tcl