--- /var/cache/portage/tree/eclass/gnome2-utils.eclass	2014-11-24 01:01:09.000000000 +0300
+++ gnome2-utils.eclass	2014-11-25 03:13:07.987183260 +0300
@@ -480,7 +480,7 @@
 
 		LC_ALL=C sed -r -i \
 			-e 's:-D[A-Z_]+_DISABLE_DEPRECATED:$(NULL):g' \
-			-e 's:-DGSEAL_ENABLE+[A-Z_]:$(NULL):g' \
+			-e 's:-DGSEAL_ENABLE(=[A-Za-z0-9_]*)?:$(NULL):g' \
 			-i "${makefile}"
 
 		if [[ $? -ne 0 ]]; then