diff --git a/bamf.spec b/bamf.spec
index b245751..7d087af 100644
--- a/bamf.spec
+++ b/bamf.spec
@@ -62,8 +62,13 @@ package contains the bamf daemon and supporting data.
 %prep
 %autosetup -p1
 
+# autotools add -Werror after our flags, and there are glib deprecation warnings
+# see https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=940164
+sed -i 's/ -Werror//' configure*
+
+
 %build
-CFLAGS="$RPM_OPT_FLAGS -Wno-error=deprecated-declarations"
+CFLAGS="$RPM_OPT_FLAGS"
 export CFLAGS
 %configure --disable-static --disable-webapps --enable-gtk-doc
 make %{?_smp_mflags}