diff --git a/helpers/make-firefox b/helpers/make-firefox
index e880bf0441a4c38eb310de42518bca44f29895b7..f21abf9de2596ade2d9847d4593c097e8d07904c 100644
--- a/helpers/make-firefox
+++ b/helpers/make-firefox
@@ -18,14 +18,10 @@
 #    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
 #
 
-VERSION=76
+VERSION=77
 
 . ./config
 
-sed 's/clang-10 |//' -i debian/control.in
-sed 's/libclang-10-dev |//' -i debian/control.in
-sed 's/llvm-10-dev |//' -i debian/control.in
-
 rm debian/control
 
 # Disable remote settings antifeature.