diff --git a/setup-iojs-mavericks.bash b/setup-iojs-mavericks.bash
index 945d9ff..f863daa 100644
--- a/setup-iojs-mavericks.bash
+++ b/setup-iojs-mavericks.bash
@@ -1,11 +1,25 @@
-IOJS_VER=${1}
-IOJS_REMOTE="http://iojs.org/dist/${IOJS_VER}/iojs-${IOJS_VER}.pkg"
-IOJS_PKG="/tmp/iojs-${IOJS_VER}.pkg"
+NODEJS_VER=${1}
+NODEJS_VERT=$(echo ${NODEJS_VER} | cut -c 2- | cut -d '.' -f1)
 
-if [ -n "${IOJS_VER}" ]; then
-  echo "installing io.js as iojs ${IOJS_VER}..."
-  curl -fsSL "${IOJS_REMOTE}" -o "${IOJS_PKG}"
-  sudo /usr/sbin/installer -pkg "${IOJS_PKG}" -target /
+NODEJS_NAME="node"
+NODEJS_BASE_URL="https://nodejs.org"
+
+GE1=$(echo "$NODEJS_VERT>=1" | bc)
+LT4=$(echo "$NODEJS_VERT<4" | bc)
+
+if [ "1" -eq $GE1  ] && [ "1" -eq $LT4 ]
+then
+  NODEJS_BASE_URL="https://iojs.org"
+  NODEJS_NAME="iojs"
+fi
+
+NODEJS_REMOTE="$NODEJS_BASE_URL/dist/${NODEJS_VER}/${NODEJS_NAME}-${NODEJS_VER}.pkg"
+NODEJS_PKG="/tmp/${NODEJS_NAME}-${NODEJS_VER}.pkg"
+
+if [ -n "${NODEJS_VER}" ]; then
+  echo "installing ${NODEJS_NAME} as ${NODEJS_NAME} ${NODEJS_VER}..."
+  curl -fsSL "${NODEJS_REMOTE}" -o "${NODEJS_PKG}"
+  sudo /usr/sbin/installer -pkg "${NODEJS_PKG}" -target /
 
   sudo chown -R $(whoami) /usr/local 2>/dev/null
 fi
diff --git a/setup-iojs-ubuntu.bash b/setup-iojs-ubuntu.bash
index 2cc064d..8cec72b 100644
--- a/setup-iojs-ubuntu.bash
+++ b/setup-iojs-ubuntu.bash
@@ -1,4 +1,17 @@
-IOJS_VER=${1}
+NODEJS_VER=${1}
+NODEJS_VERT=$(echo ${NODEJS_VER} | cut -c 2- | cut -d '.' -f1)
+
+NODEJS_NAME="node"
+NODEJS_BASE_URL="https://nodejs.org"
+
+GE1=$(echo "$NODEJS_VERT>=1" | bc)
+LT4=$(echo "$NODEJS_VERT<4" | bc)
+
+if [ "1" -eq $GE1  ] && [ "1" -eq $LT4 ]
+then
+  NODEJS_BASE_URL="https://iojs.org"
+  NODEJS_NAME="iojs"
+fi
 
 if [ -n "$(arch | grep 64)" ]; then
   ARCH="x64"
@@ -10,26 +23,26 @@ else
   ARCH="x86"
 fi
 
-IOJS_REMOTE="http://iojs.org/dist/${IOJS_VER}/iojs-${IOJS_VER}-linux-${ARCH}.tar.gz"
-IOJS_LOCAL="/tmp/iojs-${IOJS_VER}-linux-${ARCH}.tar.gz"
-IOJS_UNTAR="/tmp/iojs-${IOJS_VER}-linux-${ARCH}"
+NODEJS_REMOTE="${NODEJS_BASE_URL}/dist/${NODEJS_VER}/${NODEJS_NAME}-${NODEJS_VER}-linux-${ARCH}.tar.gz"
+NODEJS_LOCAL="/tmp/${NODEJS_NAME}-${NODEJS_VER}-linux-${ARCH}.tar.gz"
+NODEJS_UNTAR="/tmp/${NODEJS_NAME}-${NODEJS_VER}-linux-${ARCH}"
 
-if [ -n "${IOJS_VER}" ]; then
-  echo "installing io.js as iojs ${IOJS_VER}..."
+if [ -n "${NODEJS_VER}" ]; then
+  echo "installing ${NODEJS_NAME} as ${NODEJS_NAME} ${NODEJS_VER}..."
 
   if [ -n "$(which curl 2>/dev/null)" ]; then
-    curl -fsSL ${IOJS_REMOTE} -o ${IOJS_LOCAL} || echo 'error downloading io.js'
+    curl -fsSL ${NODEJS_REMOTE} -o ${NODEJS_LOCAL} || echo 'error downloading ${NODEJS_NAME}'
   elif [ -n "$(which wget 2>/dev/null)" ]; then
-    wget --quiet ${IOJS_REMOTE} -O ${IOJS_LOCAL} || echo 'error downloading io.js'
+    wget --quiet ${NODEJS_REMOTE} -O ${NODEJS_LOCAL} || echo 'error downloading ${NODEJS_NAME}'
   else
     echo "'wget' and 'curl' are missing. Please run the following command and try again"
     echo "\tsudo apt-get install --yes curl wget"
     exit 1
   fi
 
-  tar xf ${IOJS_LOCAL} -C /tmp/
-  rm ${IOJS_UNTAR}/{LICENSE,CHANGELOG.md,README.md}
-  sudo rsync -a "${IOJS_UNTAR}/" /usr/local/
+  tar xf ${NODEJS_LOCAL} -C /tmp/
+  rm ${NODEJS_UNTAR}/{LICENSE,CHANGELOG.md,README.md}
+  sudo rsync -a "${NODEJS_UNTAR}/" /usr/local/
 
 
   sudo chown -R $(whoami) /usr/local
diff --git a/setup-min.sh b/setup-min.sh
index 58976b9..60fae7d 100644
--- a/setup-min.sh
+++ b/setup-min.sh
@@ -12,10 +12,12 @@
 # curl -fsSL https://example.com/setup-min.bash | bash
 # wget -nv https://example.com/setup-min.bash -O - | bash
 
+NODEJS_NAME="node"
+NODEJS_BASE_URL="https://nodejs.org"
 BASE_URL="https://raw.githubusercontent.com/coolaj86/iojs-install-script/master"
 OS="unsupported"
 ARCH=""
-IOJS_VER=""
+NODEJS_VER=""
 SETUP_FILE=""
 
 clear
@@ -157,16 +159,31 @@ fi
 # Which io.js VERSION ? #
 #########################
 
-if [ -f "/tmp/IOJS_VER" ]; then
-  IOJS_VER=$(cat /tmp/IOJS_VER | grep v)
+if [ -f "/tmp/NODEJS_VER" ]; then
+  NODEJS_VER=$(cat /tmp/NODEJS_VER | grep v)
+elif [ -f "/tmp/IOJS_VER" ]; then
+  NODEJS_VER=$(cat /tmp/IOJS_VER | grep v)
 fi
 
-if [ -z "$IOJS_VER" ]; then
+if [ -n "$NODEJS_VER" ]; then
+  NODEJS_VERT=$(echo ${NODEJS_VER} | cut -c 2- | cut -d '.' -f1)
+
+  GE1=$(echo "$NODEJS_VERT>=1" | bc)
+  LT4=$(echo "$NODEJS_VERT<4" | bc)
+
+  if [ "1" -eq $GE1  ] && [ "1" -eq $LT4 ]
+  then
+    NODEJS_BASE_URL="https://iojs.org"
+    NODEJS_NAME="iojs"
+  fi
+fi
+
+if [ -z "$NODEJS_VER" ]; then
   if [ -n "$(which curl)" ]; then
-    IOJS_VER="$(curl -fsSL https://iojs.org/dist/index.tab | head -2 | tail -1 | cut -f 1)" \
+    NODEJS_VER="$(curl -fsSL "$NODEJS_BASE_URL/dist/index.tab" | head -2 | tail -1 | cut -f 1)" \
       || echo 'error automatically determining current io.js version'
   elif [ -n "$(which wget)" ]; then
-    IOJS_VER="wget --quiet https://iojs.org/dist/index.tab -O - | head -2 | tail -1 | cut -f 1)" \
+    NODEJS_VER="wget --quiet "$NODEJS_BASE_URL/dist/index.tab" -O - | head -2 | tail -1 | cut -f 1)" \
       || echo 'error automatically determining current io.js version'
   else
     echo "Found neither 'curl' nor 'wget'. Can't Continue."
@@ -175,12 +192,12 @@ if [ -z "$IOJS_VER" ]; then
 fi
 
 #
-# iojs  
+# iojs
 #
 if [ -n "$(which iojs | grep iojs 2>/dev/null)" ]; then
 # iojs of some version is already installed
-  if [ "${IOJS_VER}" == "$(iojs -v 2>/dev/null)" ]; then
-    echo iojs ${IOJS_VER} is already installed
+  if [ "${NODEJS_VER}" == "$(iojs -v 2>/dev/null)" ]; then
+    echo iojs ${NODEJS_VER} is already installed
   else
     echo ""
     echo "HEY, LISTEN:"
@@ -190,7 +207,7 @@ if [ -n "$(which iojs | grep iojs 2>/dev/null)" ]; then
     echo "to reinstall please first run: rm $(which iojs)"
     echo ""
   fi
-  IOJS_VER=""
+  NODEJS_VER=""
 elif [ "$(node -v 2>/dev/null)" != "$(iojs -v 2>/dev/null)" ]; then
 # node of some version is already installed
   echo ""
@@ -211,8 +228,8 @@ elif [ "$(node -v 2>/dev/null)" != "$(iojs -v 2>/dev/null)" ]; then
   echo ""
 fi
 
-if [ -n "${IOJS_VER}" ]; then
-  bash /tmp/install-iojs.bash "${IOJS_VER}"
+if [ -n "${NODEJS_VER}" ]; then
+  bash /tmp/install-iojs.bash "${NODEJS_VER}"
 fi
 
 echo ""
diff --git a/setup.bash b/setup.bash
index 3bbb7ad..a848549 100644
--- a/setup.bash
+++ b/setup.bash
@@ -9,13 +9,13 @@
 # curl -fsSL https://example.com/setup.bash | bash
 # wget -nv https://example.com/setup.bash -O - | bash
 
-NODEJS_BASE_URL="https://iojs.org"
-#NODEJS_BASE_URL="https://nodejs.org"
+NODEJS_NAME="node"
+NODEJS_BASE_URL="https://nodejs.org"
 BASE_URL="https://raw.githubusercontent.com/coolaj86/iojs-install-script/master"
 NO_FAIL2BAN=""
 OS="unsupported"
 ARCH=""
-IOJS_VER=""
+NODEJS_VER=""
 SETUP_FILE=""
 
 clear
@@ -145,18 +145,18 @@ esac
 # Download installers #
 #######################
 
-echo "Preparing to install io.js (and common development dependencies) for ${OS}" "${ARCH}"
+echo "Preparing to install ${NODEJS_NAME} (and common development dependencies) for ${OS}" "${ARCH}"
 
 if [ -n "$(which curl)" ]; then
   curl --silent "${BASE_URL}/setup-deps-${SETUP_FILE}.bash" \
-    -o /tmp/install-iojs-deps.bash || echo 'error downloading os setup script'
+    -o /tmp/install-${NODEJS_NAME}-deps.bash || echo 'error downloading os setup script'
   curl --silent "${BASE_URL}/setup-iojs-${SETUP_FILE}.bash" \
-    -o /tmp/install-iojs.bash || echo 'error downloading os setup script'
+    -o /tmp/install-${NODEJS_NAME}.bash || echo 'error downloading os setup script'
 elif [ -n "$(which wget)" ]; then
   wget --quiet "${BASE_URL}/setup-deps-${SETUP_FILE}.bash" \
-    -O /tmp/install-iojs-deps.bash || echo 'error downloading os setup script'
+    -O /tmp/install-${NODEJS_NAME}-deps.bash || echo 'error downloading os setup script'
   wget --quiet "${BASE_URL}/setup-iojs-${SETUP_FILE}.bash" \
-    -O /tmp/install-iojs.bash || echo 'error downloading os setup script'
+    -O /tmp/install-${NODEJS_NAME}.bash || echo 'error downloading os setup script'
 else
   echo "Found neither 'curl' nor 'wget'. Can't Continue."
   exit 1
@@ -203,23 +203,39 @@ if [ -z "$(which fail2ban-server | grep fail2ban)" ]; then
   fi
 fi
 
-bash /tmp/install-iojs-deps.bash "${NO_FAIL2BAN}"
+bash /tmp/install-${NODEJS_NAME}-deps.bash "${NO_FAIL2BAN}"
 
 #########################
-# Which io.js VERSION ? #
+# Which node.js VERSION ? #
 #########################
 
-if [ -f "/tmp/IOJS_VER" ]; then
-  IOJS_VER=$(cat /tmp/IOJS_VER | grep v)
+if [ -f "/tmp/NODEJS_VER" ]; then
+  NODEJS_VER=$(cat /tmp/NODEJS_VER | grep v)
+elif [ -f "/tmp/IOJS_VER" ]; then
+  NODEJS_VER=$(cat /tmp/IOJS_VER | grep v)
 fi
 
-if [ -z "$IOJS_VER" ]; then
+if [ -n "$NODEJS_VER" ]; then
+  NODEJS_VERT=$(echo ${NODEJS_VER} | cut -c 2- | cut -d '.' -f1)
+
+  GE1=$(echo "$NODEJS_VERT>=1" | bc)
+  LT4=$(echo "$NODEJS_VERT<4" | bc)
+
+  if [ "1" -eq $GE1  ] && [ "1" -eq $LT4 ]
+  then
+    echo "Selecting io.js instead of node.js for this version"
+    NODEJS_BASE_URL="https://iojs.org"
+    NODEJS_NAME="iojs"
+  fi
+fi
+
+if [ -z "$NODEJS_VER" ]; then
   if [ -n "$(which curl)" ]; then
-    IOJS_VER="$(curl -fsSL "$NODEJS_BASE_URL/dist/index.tab" | head -2 | tail -1 | cut -f 1)" \
-      || echo 'error automatically determining current io.js version'
+    NODEJS_VER="$(curl -fsSL "$NODEJS_BASE_URL/dist/index.tab" | head -2 | tail -1 | cut -f 1)" \
+      || echo 'error automatically determining current ${NODEJS_NAME} version'
   elif [ -n "$(which wget)" ]; then
-    IOJS_VER="wget --quiet "$NODEJS_BASE_URL/dist/index.tab" -O - | head -2 | tail -1 | cut -f 1)" \
-      || echo 'error automatically determining current io.js version'
+    NODEJS_VER="wget --quiet "$NODEJS_BASE_URL/dist/index.tab" -O - | head -2 | tail -1 | cut -f 1)" \
+      || echo 'error automatically determining current ${NODEJS_NAME} version'
   else
     echo "Found neither 'curl' nor 'wget'. Can't Continue."
     exit 1
@@ -227,22 +243,22 @@ if [ -z "$IOJS_VER" ]; then
 fi
 
 #
-# iojs  
+# iojs
 #
 if [ -n "$(which iojs | grep iojs 2>/dev/null)" ]; then
 # iojs of some version is already installed
-  if [ "${IOJS_VER}" == "$(iojs -v 2>/dev/null)" ]; then
-    echo iojs ${IOJS_VER} is already installed
+  if [ "${NODEJS_VER}" == "$(iojs -v 2>/dev/null)" ]; then
+    echo iojs ${NODEJS_VER} is already installed
   else
     echo ""
     echo "HEY, LISTEN:"
     echo ""
-    echo "io.js is already installed as iojs $(iojs -v | grep v)"
+    echo "${NODEJS_NAME} is already installed as iojs $(iojs -v | grep v)"
     echo ""
     echo "to reinstall please first run: rm $(which iojs)"
     echo ""
   fi
-  IOJS_VER=""
+  NODEJS_VER=""
 elif [ "$(node -v 2>/dev/null)" != "$(iojs -v 2>/dev/null)" ]; then
 # node of some version is already installed
   echo ""
@@ -250,7 +266,6 @@ elif [ "$(node -v 2>/dev/null)" != "$(iojs -v 2>/dev/null)" ]; then
   echo ""
   echo "You have node.js installed."
   echo "Backing up $(which node) as $(which node).$(node -v)"
-  echo "(copy it back after the install to maintain node.js and io.js separately)"
   echo ""
   sleep 3
   NODE_PATH=$(which node)
@@ -263,8 +278,8 @@ elif [ "$(node -v 2>/dev/null)" != "$(iojs -v 2>/dev/null)" ]; then
   echo ""
 fi
 
-if [ -n "${IOJS_VER}" ]; then
-  bash /tmp/install-iojs.bash "${IOJS_VER}"
+if [ -n "${NODEJS_VER}" ]; then
+  bash /tmp/install-${NODEJS_NAME}.bash "${NODEJS_VER}"
 fi
 
 # jshint