diff --git a/toolboxes/ubuntu-toolbox/Containerfile.ubuntu b/toolboxes/ubuntu-toolbox/Containerfile.ubuntu
index 9b6cc44..f219c0d 100644
--- a/toolboxes/ubuntu-toolbox/Containerfile.ubuntu
+++ b/toolboxes/ubuntu-toolbox/Containerfile.ubuntu
@@ -11,7 +11,7 @@ COPY ./toolboxes/ubuntu-toolbox/packages.ubuntu /toolbox-packages
 
 RUN rm /etc/apt/apt.conf.d/docker-gzip-indexes /etc/apt/apt.conf.d/docker-no-languages && \
     sed -Ei 's/^(hosts:.*)(\<files\>)\s*(.*)/\1\2 myhostname \3/' /etc/nsswitch.conf && \
-    sed -Ei '/apt-get (update|upgrade)/s/^/#/' /usr/local/sbin/unminimize && \
+    sed -Ei '/apt-get (update|upgrade)/s/^/#/' && \
     apt-get update && \
     DEBIAN_FRONTEND=noninteractive apt-get -y install \
     ubuntu-minimal ubuntu-standard \