diff --git a/barretenberg/bootstrap.sh b/barretenberg/bootstrap.sh
index 20d827e2cb33..a22d65741d5a 100755
--- a/barretenberg/bootstrap.sh
+++ b/barretenberg/bootstrap.sh
@@ -42,6 +42,19 @@ case "$cmd" in
   bench)
     bench
     ;;
+  bootstrap_e2e_hack)
+    echo "WARNING: This assumes your PR only changes barretenberg and the rest of the repository is unchanged from master."
+    echo "WARNING: This is only sound if you have not changed VK generation! (or noir-projects VKs will be incorrect)."
+    echo "WARNING: It builds up until yarn-project and allows end-to-end tests (not boxes/playground/release image etc)."
+    merge_base=$(git merge-base HEAD origin/master)
+    for project in noir barretenberg avm-transpiler noir-projects l1-contracts yarn-project ; do
+      if [ $project == barretenberg ]; then
+        ../$project/bootstrap.sh # i.e. this script
+      else
+        AZTEC_CACHE_COMMIT=$merge_base ../$project/bootstrap.sh
+      fi
+    done
+    ;;
   *)
     echo "Unknown command: $cmd"
     exit 1