diff --git a/dot/bashrc b/dot/bashrc
index ba40228..32707c3 100644
--- a/dot/bashrc
+++ b/dot/bashrc
@@ -18,16 +18,12 @@ fi
 if [ -d /opt/marben/asnsdk/TCE-C_V80 ]; then
   export ASNSDK_TCE_DIR=/opt/marben/asnsdk/TCE-C_V80/Compiler
   export PATH=$ASNSDK_TCE_DIR/bin:$PATH
-elif [ -d /opt/marben/asnsdk/TCE-C_V61 ]; then
-  export ASNSDK_TCE_DIR=/opt/marben/asnsdk/TCE-C_V61/Compiler
-  export PATH=$PATH:$ASNSDK_TCE_DIR/bin
 fi
 
 # ROS 1
 if [ -f /opt/ros/noetic/setup.bash ]; then
   # 20.04
   source /opt/ros/noetic/setup.bash
-  export PYTHONPATH=$PYTHONPATH:$HOME/catkin_ws/devel/lib/python3/dist-packages
 fi
 
 # ROS 2
@@ -60,11 +56,6 @@ if [ -d $HOME/anaconda3 ]; then
   export PATH=$PATH:$HOME/anaconda3/bin
 fi
 
-# CARMA
-if [ -d /usr/share/vcstool-completion ]; then
-  source /usr/share/vcstool-completion/vcs.bash
-fi
-
 parse_git_branch() {
      git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/ (\1)/'
 }