diff --git a/README.md b/README.md
index 415ef304..730c17c1 100644
--- a/README.md
+++ b/README.md
@@ -138,6 +138,7 @@ FROM debian:bullseye
 
 # add setup_cpp
 WORKDIR "/"
+RUN apt-get update -qq && apt-get install -y --no-install-recommends wget
 RUN wget "https://github.com/aminya/setup-cpp/releases/download/v0.2/setup_cpp_linux"
 RUN chmod +x ./setup_cpp_linux
 
diff --git a/building/docker/debian.dockerfile b/building/docker/debian.dockerfile
index 131e7311..6fc37a29 100644
--- a/building/docker/debian.dockerfile
+++ b/building/docker/debian.dockerfile
@@ -3,6 +3,7 @@ FROM debian:bullseye
 
 # add setup_cpp
 WORKDIR "/"
+RUN apt-get update -qq && apt-get install -y --no-install-recommends wget
 RUN wget "https://github.com/aminya/setup-cpp/releases/download/v0.2/setup_cpp_linux"
 RUN chmod +x ./setup_cpp_linux