diff --git a/Dockerfile.gromacs_amber_stage b/Dockerfile.gromacs_amber_stage
index 76c38c4..c45ceee 100644
--- a/Dockerfile.gromacs_amber_stage
+++ b/Dockerfile.gromacs_amber_stage
@@ -307,7 +307,6 @@ apt update && apt install -y --no-install-recommends tcl-dev \
     gcc \
     grep \
     environment-modules \
-    tcl-devel \
     vim \
     bzip2 \
     tar \
@@ -319,10 +318,6 @@ apt update && apt install -y --no-install-recommends tcl-dev \
     htop jq \
     libgl1-mesa-glx bash-completion \
     iftop iotop ca-certificates
-mkdir -p ~/.local/modules
-sudo apt install environment-modules tcl-devel
-export HTTPS_PROXY="http://127.0.0.1:20171"
-export HTTP_PROXY="http://127.0.0.1:20171"
 wget https://sourceforge.net/projects/modules/files/Modules/modules-5.5.0/modules-5.5.0.tar.gz/download
 curl -LJO https://github.com/cea-hpc/modules/releases/download/v5.5.0/modules-5.5.0.tar.gz
 tar xfz modules-5.5.0.tar.gz