diff --git a/dvdrip.sh b/dvdrip.sh
index 7768256..512ce32 100755
--- a/dvdrip.sh
+++ b/dvdrip.sh
@@ -13,4 +13,4 @@ read title
 mencoder dvd://"$title" -ovc lavc -af volnorm=1 \
     -alang en -oac mp3lame -lameopts cbr:preset=128 \
     -lavcopts threads=4:vbitrate=1200:v4mv:vhq:vcodec=mpeg4 -vf \
-    pp=de,scale=720:-2 -nosub -o "$name.mpg"
+    pp=de,scale=720:-2 -nosub -forceidx -o "$name.mpg"