diff --git a/cinelerra-5.1/thirdparty/Makefile b/cinelerra-5.1/thirdparty/Makefile
index e343f39a..26fd330b 100644
--- a/cinelerra-5.1/thirdparty/Makefile
+++ b/cinelerra-5.1/thirdparty/Makefile
@@ -195,8 +195,8 @@ audiofile.mak_params?=LIBS="-lm -lstdc++"
 flac.cfg_params?= --enable-shared=no
 flac.cflags?="$(call inc_path,libogg) $(call ld_path,libogg,src/.libs)"
 giflib.cfg_params=echo "exec true" > ./configure; chmod +x ./configure;
-lame.cfg_vars?= CFLAGS+=" -O"
-lame.cfg_params?=--enable-shared=no
+lame.cfg_vars?= CFLAGS+=" -O3 -DUSE_FAST_LOG=1 -ffast-math"
+lame.cfg_params?=--enable-shared=no --enable-nasm --enable-expopt=norm
 lame.mak_params?= ; cd $(call bld_path,lame,include); ln -sf . lame
 libaom.cfg_vars?=$(call cmake_config,aom-master)
 libaom.cfg_params?= -DENABLE_SHARED=no -DCMAKE_INSTALL_LIBDIR=lib \