diff --git a/vars/kibanaPipeline.groovy b/vars/kibanaPipeline.groovy
index 410578886a01d..c964401039f43 100644
--- a/vars/kibanaPipeline.groovy
+++ b/vars/kibanaPipeline.groovy
@@ -101,6 +101,7 @@ def uploadCoverageArtifacts(prefix, pattern) {
 def withGcsArtifactUpload(workerName, closure) {
   def uploadPrefix = "kibana-ci-artifacts/jobs/${env.JOB_NAME}/${BUILD_NUMBER}/${workerName}"
   def ARTIFACT_PATTERNS = [
+    '**/target/public/.kbn-optimizer-cache',
     'target/kibana-*',
     'target/kibana-security-solution/**/*.png',
     'target/junit/**/*',