diff --git a/build.sh b/build.sh
index d3dff0d..0908dba 100644
--- a/build.sh
+++ b/build.sh
@@ -241,6 +241,9 @@ BUILD=`realpath build`
 SRC=`realpath src`
 
 git clone git://source.ffmpeg.org/ffmpeg.git $SRC/ffmpeg
+cd $SRC/ffmpeg
+git checkout release/4.2
+cd ../..
 
 build_nvenc
 build_amf
@@ -259,7 +262,6 @@ build_x265
 #build_aom
 
 cd $SRC/ffmpeg
-git checkout release/4.2
 PKG_CONFIG_PATH=$BUILD/lib/pkgconfig:$PKG_CONFIG_PATH ./configure --toolchain=msvc --extra-cflags="$CFLAGS -I$BUILD/include" --extra-ldflags="-LIBPATH:$BUILD/lib" --prefix=$BUILD --pkg-config-flags="--static" --disable-doc --disable-shared --enable-static --enable-runtime-cpudetect --disable-devices --disable-demuxers --disable-decoders --disable-network --enable-w32threads --enable-gpl $COMPONENTS
 sed -i 's/\x81/ue/g' config.h
 make -j $NUMBER_OF_PROCESSORS