diff --git a/.ci/install.sh b/.ci/install.sh
index a93d1c7..f9f1699 100755
--- a/.ci/install.sh
+++ b/.ci/install.sh
@@ -12,6 +12,35 @@ else
   exit 1
 fi
 
+INSTALL_DIR="$HOME/.fnm"
+
+# Parse Flags
+parse_args() {
+  while [[ $# -gt 0 ]]
+  do
+  key="$1"
+
+  case $key in
+	  -d|--install-dir)
+	  INSTALL_DIR="$2"
+	  shift # past argument
+	  shift # past value
+	  ;;
+	  -s|--skip-shell)
+	  SKIP_SHELL="true"
+	  shift # past argument
+	  ;;
+	  *)
+	  echo "Unrecognized argument $key"
+	  exit 1
+	  ;;
+  esac
+  done
+}
+
+parse_args "$@"
+
+
 get_latest_release() {
   # Taken from https://gist.github.com/lukechilds/a83e1d7127b78fef38c2914c4ececc3c
   curl --silent "https://api.github.com/repos/$1/releases/latest" | # Get latest release from GitHub api
@@ -26,11 +55,11 @@ download_fnm() {
 
   echo "Downloading $URL..."
 
-  mkdir -p $HOME/.fnm &> /dev/null
+  mkdir -p $INSTALL_DIR &> /dev/null
   curl --progress-bar -L $URL -o $DOWNLOAD_DIR/$FILENAME.zip
   unzip -q $DOWNLOAD_DIR/$FILENAME.zip -d $DOWNLOAD_DIR
-  mv $DOWNLOAD_DIR/$FILENAME/fnm $HOME/.fnm/fnm
-  chmod u+x $HOME/.fnm/fnm
+  mv $DOWNLOAD_DIR/$FILENAME/fnm $INSTALL_DIR/fnm
+  chmod u+x $INSTALL_DIR/fnm
 }
 
 check_dependencies() {
@@ -112,4 +141,6 @@ setup_shell() {
 
 check_dependencies
 download_fnm
-setup_shell
+if [ "$SKIP_SHELL" != "true" ]; then 
+  setup_shell
+fi
diff --git a/README.md b/README.md
index 221fec9..1bc7c9f 100644
--- a/README.md
+++ b/README.md
@@ -28,6 +28,21 @@ For `bash`, `zsh` and `fish` shells, there's an [automatic installation script](
 curl https://raw.githubusercontent.com/Schniz/fnm/master/.ci/install.sh | bash
 ```
 
+#### Parameters
+
+`--install-dir`
+
+Set a custom directory for fnm to be installed. The default is `$HOME/.fnm`.
+
+`--skip-shell`
+
+Skip appending shell specific loader to shell config file, based on the current user shell, defined in `$SHELL`. e.g. for Bash, `$HOME/.bashrc`. `$HOME/.zshrc` for Zsh. For Fish - `$HOME/.config/fish/config.fish`
+
+Example: 
+```bash
+curl https://raw.githubusercontent.com/Schniz/fnm/master/.ci/install.sh | bash --install-dir "./.fnm" --skip-shell
+```
+
 ### Manually
 
 - Download the [latest release binary](https://github.com/Schniz/fnm/releases) for your system