diff --git a/DockerfileRocket b/DockerfileRocket
index 8bc689f4..6b773842 100644
--- a/DockerfileRocket
+++ b/DockerfileRocket
@@ -2,7 +2,7 @@ FROM ubuntu:20.04
 
 ENV DEBIAN_FRONTEND=noninteractive
 ENV DEBCONF_NONINTERACTIVE_SEEN=true
-ENV SCARB_VERSION=2.5.4
+ENV SCARB_VERSION=2.6.4
 
 RUN apt-get clean