diff --git a/Dockerfile b/Dockerfile
index 447e057..c09e436 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1 +1 @@
-FROM lgatica/node-krb5:7-onbuild@sha256:b85daaf347c1f7ce11c848fe42dab9e5da204d067a11554b537643f1564c3529
+FROM lgatica/node-krb5:9-onbuild@sha256:ddb339dbbd4da324c952a12f594e7f9ae0212db5f8e7bc44435c52f06bbe9701