diff --git a/10.0/Dockerfile b/10.0/Dockerfile
index 3b210c8..53d4fb9 100644
--- a/10.0/Dockerfile
+++ b/10.0/Dockerfile
@@ -8,7 +8,6 @@ RUN set -x; \
             ca-certificates \
             curl \
             node-less \
-            node-clean-css \
             python-pyinotify \
             python-renderpm \
             python-support \
diff --git a/9.0/Dockerfile b/9.0/Dockerfile
index 79d877b..9c4dc59 100644
--- a/9.0/Dockerfile
+++ b/9.0/Dockerfile
@@ -8,7 +8,6 @@ RUN set -x; \
             ca-certificates \
             curl \
             node-less \
-            node-clean-css \
             python-pyinotify \
             python-renderpm \
             python-support \