diff --git a/packaging/Dockerfile.sitl b/packaging/Dockerfile.sitl
index 3969b137ce1b..2f2fa380b225 100644
--- a/packaging/Dockerfile.sitl
+++ b/packaging/Dockerfile.sitl
@@ -1,23 +1,12 @@
 FROM ghcr.io/tiiuae/fog-ros-baseimage-builder:v3.3.0
 
-RUN apt-get update && apt-get install -y --no-install-recommends \
-    wget
+RUN curl http://packages.osrfoundation.org/gazebo.key | apt-key add -
+RUN sh -c 'echo "deb http://packages.osrfoundation.org/gazebo/ubuntu-stable `lsb_release -cs` main" > /etc/apt/sources.list.d/gazebo-stable.list'
 
-RUN echo "deb http://packages.osrfoundation.org/gazebo/ubuntu-stable `lsb_release -cs` main" > /etc/apt/sources.list.d/gazebo-stable.list
-RUN wget http://packages.osrfoundation.org/gazebo.key -O - | apt-key add -
 RUN apt-get update && apt-get install -y --no-install-recommends \
    libignition-transport8-dev \
    && rm -rf /var/lib/apt/lists/*
 
-RUN apt-get update && apt-get install -y --no-install-recommends \
-    wget
-
-RUN echo "deb http://packages.osrfoundation.org/gazebo/ubuntu-stable `lsb_release -cs` main" > /etc/apt/sources.list.d/gazebo-stable.list
-RUN wget http://packages.osrfoundation.org/gazebo.key -O - | apt-key add -
-RUN apt-get update && apt-get install -y --no-install-recommends \
-    libignition-transport8-dev \
-    && rm -rf /var/lib/apt/lists/*
-
 # Install PX4 SITL
 WORKDIR /packages