diff --git a/l1-contracts/bootstrap.sh b/l1-contracts/bootstrap.sh
index 9d8e2ead7eeb..f9a61064b5fa 100755
--- a/l1-contracts/bootstrap.sh
+++ b/l1-contracts/bootstrap.sh
@@ -4,7 +4,7 @@ source $(git rev-parse --show-toplevel)/ci3/source_bootstrap
 cmd=${1:-}
 
 # We rely on noir-projects for the verifier contract.
-export hash=$(cache_content_hash .rebuild_patterns ../noir-projects/.rebuild_patterns)
+export hash=$(cache_content_hash .rebuild_patterns ../noir-projects/.rebuild_patterns ../barretenberg/cpp/.rebuild_patterns)
 
 function build {
   github_group "l1-contracts build"
@@ -83,4 +83,4 @@ case "$cmd" in
   *)
     echo "Unknown command: $cmd"
     exit 1
-esac
\ No newline at end of file
+esac