diff --git a/docker/RO/Dockerfile b/docker/RO/Dockerfile
index ec88edc..fbb191a 100644
--- a/docker/RO/Dockerfile
+++ b/docker/RO/Dockerfile
@@ -24,12 +24,11 @@
     python3=3.6.7-1~18.04 \
     python3-dev=3.6.7-1~18.04 \
     python3-setuptools=39.0.1-2 \
-    curl=7.58.0-2ubuntu3.13 && \
+    curl=7.58.0-2ubuntu3.14 \
+    genisoimage=9:1.1.11-3ubuntu2 \
+    netbase=5.4 && \
     python3 -m easy_install pip==21.0.1
 
-RUN DEBIAN_FRONTEND=noninteractive apt-get --yes install \
-    genisoimage=9:1.1.11-3ubuntu2 netbase=5.4
-
 ARG PYTHON3_OSM_COMMON_URL
 ARG PYTHON3_OSM_NG_RO_URL
 ARG PYTHON3_OSM_RO_PLUGIN_URL