diff --git a/firefox.spec b/firefox.spec
index 805530d..7dff6aa 100644
--- a/firefox.spec
+++ b/firefox.spec
@@ -191,8 +191,6 @@ perl ./certdata.perl < /etc/pki/tls/mozilla/certdata.txt
 popd
 
 %build
-%global optflags %(echo %{optflags} | sed -e 's/-O2/-O0/' -e 's/-gdwarf-4//' -e 's/-fvar-tracking-assignments//' -e 's/-frecord-gcc-switches//' -e 's/-Wa,--compress-debug-sections//')
-
 export MOZCONFIG=`pwd`/mozconfig
 cat << EOF > $MOZCONFIG
 mk_add_options MOZILLA_OFFICIAL=1