diff --git a/files/bash/.bashrc b/files/bash/.bashrc
index c0d9cf0..1e9a635 100644
--- a/files/bash/.bashrc
+++ b/files/bash/.bashrc
@@ -225,29 +225,9 @@ fi
 
 ## extra paths ##
 
-# # ruby (rbenv)
-# if command -v ruby > /dev/null && command -v gem > /dev/null; then
-#   appendpath "$(ruby -r rubygems -e 'puts Gem.user_dir')/bin"
-#   # rbenv shim
-#   if [ -d "$HOME/.rbenv/bin" ]; then
-#     appendpath "$HOME/.rbenv/bin"
-#     [[ ":$PATH:" != *":$HOME/.rbenv/shims:"* ]] && eval "$(rbenv init -)"
-#   fi
-# fi
-
-# # node (nvm)
-# if [ -d "$HOME/.nvm" ]; then
-#   export NVM_DIR="$HOME/.nvm"
-#   [ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh"
-#   [ -s "$NVM_DIR/bash_completion" ] && \. "$NVM_DIR/bash_completion"
-# fi
-
-# # python (pyenv)
-# if [ -d "$HOME/.pyenv" ]; then
-#   export PYENV_ROOT="$HOME/.pyenv"
-#   appendpath "$PYENV_ROOT/bin"
-#   command -v pyenv > /dev/null && eval "$(pyenv init -)"
-# fi
+# local bins
+[ -d "$HOME/.local/bin" ] && appendpath "$HOME/.local/bin"
+[ -d "$HOME/.local/scripts" ] && appendpath "$HOME/.local/scripts"
 
 # go
 if command -v go > /dev/null; then
@@ -263,9 +243,34 @@ if command -v cargo > /dev/null; then
   appendpath "$HOME/.cargo/bin"
 fi
 
-# local bins
-[ -d "$HOME/.local/bin" ] && appendpath "$HOME/.local/bin"
-[ -d "$HOME/.local/scripts" ] && appendpath "$HOME/.local/scripts"
+## version managers ##
+
+src_rbenv(){
+  if command -v ruby > /dev/null && command -v gem > /dev/null; then
+    appendpath "$(ruby -r rubygems -e 'puts Gem.user_dir')/bin"
+    # rbenv shim
+    if [ -d "$HOME/.rbenv/bin" ]; then
+      appendpath "$HOME/.rbenv/bin"
+      [[ ":$PATH:" != *":$HOME/.rbenv/shims:"* ]] && eval "$(rbenv init -)"
+    fi
+  fi
+}
+
+src_nvm(){
+  if [ -d "$HOME/.nvm" ]; then
+    export NVM_DIR="$HOME/.nvm"
+    [ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh"
+    [ -s "$NVM_DIR/bash_completion" ] && \. "$NVM_DIR/bash_completion"
+  fi
+}
+
+src_pyenv() {
+  if [ -d "$HOME/.pyenv" ]; then
+    export PYENV_ROOT="$HOME/.pyenv"
+    appendpath "$PYENV_ROOT/bin"
+    command -v pyenv > /dev/null && eval "$(pyenv init -)"
+  fi
+}
 
 ## extra tools ##