diff --git a/engine/auto-build.sh b/engine/auto-build.sh
index 4517daf..6067e3d 100755
--- a/engine/auto-build.sh
+++ b/engine/auto-build.sh
@@ -1,6 +1,7 @@
 #!/usr/bin/env zsh
 cd "$(git rev-parse --show-toplevel)" || exit 1
 direnv reload
+./engine/build.sh
 echo "Watching $PWD/{src,templates}"
 # fswatch --exclude='\\.#' src | while read event; do
 fswatch --exclude='^.*\.#.*$' src templates | while read event; do
diff --git a/engine/mk-index.sh b/engine/mk-index.sh
index 8c29f94..99bbfcc 100755
--- a/engine/mk-index.sh
+++ b/engine/mk-index.sh
@@ -130,7 +130,7 @@ date=$(LC_TIME=en_US date +'%Y-%m-%d')
 # the pandoc templates use $x$ format, we replace it by just $x
 # to be used with envsubst
 template=$(< templates/post.html | \
-    sed 's/\$(header-includes|table-of-content)\$//' | \
+    sed 's/\$\(header-includes\|table-of-content\)\$//' | \
     sed 's/\$if.*\$//' | \
     perl -pe 's#(\$[^\$]*)\$#$1#g' )
 {