diff --git a/Dockerfile b/Dockerfile
index d637ae406..710d0da4e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -8,7 +8,7 @@ RUN apt-get install --no-install-recommends -y build-essential zlib1g-dev libncu
 # NOTICE: we need to install SSL 1.1 manually here in order to make BLS command line tools working
 RUN echo "deb http://security.ubuntu.com/ubuntu focal-security main" | tee /etc/apt/sources.list.d/focal-security.list
 RUN apt-get update
-RUN apt-get install libssl1.1
+RUN apt-get install --no-install-recommends -y libssl1.1
 # NOTICE: to remove extra dep above: sudo rm /etc/apt/sources.list.d/focal-security.list
 
 RUN curl -sL https://deb.nodesource.com/setup_16.x | bash