diff --git a/install.sh b/install.sh
index ee2dccb..0e44e04 100644
--- a/install.sh
+++ b/install.sh
@@ -254,13 +254,15 @@ if [ -z "${NODE_PATH-}" ]; then
   if [ -n "$(type -p node | grep node 2>/dev/null)" ]; then
     # /usr/local/bin/node => /usr/local
     node_install_path="$(dirname $(dirname $(type -p node)))"
+    echo "NODE_PATH is not set. Using existing node install path: '$node_install_path'"
   else
     node_install_path=$PREFIX/usr/local
+    echo "NODE_PATH is not set. Using default install path '$node_install_path'"
   fi
 else
   node_install_path=$(dirname $(dirname $NODE_PATH))
+  echo "NODE_PATH is '$NODE_PATH', so install path is '$node_install_path'"
 fi
-echo "Install path is $node_install_path"
 if [ -e "$node_install_path/bin/node" ]; then
 # node of some version is already installed
   if [ "${NODEJS_VER}" == "$($node_install_path/bin/node -v 2>/dev/null)" ]; then