diff --git a/pack.sh b/pack.sh
index 3c2d7dbce6c1a..168a17f972406 100755
--- a/pack.sh
+++ b/pack.sh
@@ -39,17 +39,12 @@ function lerna_scopes() {
 # Compile examples with respect to "decdk" directory, as all packages will
 # be symlinked there so they can all be included.
 echo "Extracting code samples" >&2
-$ROSETTA extract \
+node --experimental-worker $(which $ROSETTA) \
   --compile \
   --output samples.tabl.json \
   --directory packages/decdk \
   $(cat $TMPDIR/jsii.txt)
 
-echo "Infusing examples back into assemblies" >&2
-$ROSETTA infuse \
-  samples.tabl.json \
-  $(cat $TMPDIR/jsii.txt)
-
 # Jsii packaging (all at once using jsii-pacmak)
 echo "Packaging jsii modules" >&2
 $PACMAK \