diff --git a/bin/installDeps.sh b/bin/installDeps.sh
index df6ea9fb..04aa0e53 100755
--- a/bin/installDeps.sh
+++ b/bin/installDeps.sh
@@ -47,11 +47,12 @@ fi
 NODE_VERSION=$(node --version)
 NODE_V_MINOR=$(echo $NODE_VERSION | cut -d "." -f 1-2)
 NODE_V_MAIN=$(echo $NODE_VERSION | cut -d "." -f 1)
+NODE_V_MAIN=${NODE_V_MAIN#"v"}
 #iojs version checking added
 if hash iojs 2>/dev/null; then
   IOJS_VERSION=$(iojs --version)
 fi
-if [ ! $NODE_V_MINOR = "v0.10" ] && [ ! $NODE_V_MINOR = "v0.11" ] && [ ! $NODE_V_MINOR = "v0.12" ] && [ ! $NODE_V_MAIN = "v4" ] && [ ! $NODE_V_MAIN = "v5" ]; then
+if [ ! $NODE_V_MINOR = "v0.10" ] && [ ! $NODE_V_MINOR = "v0.11" ] && [ ! $NODE_V_MINOR = "v0.12" ] && [ ! $NODE_V_MAIN -gt 4 ]; then
   if [ ! $IOJS_VERSION ]; then
     echo "You're running a wrong version of node, or io.js is not installed. You're using $NODE_VERSION, we need node v0.10.x or higher" >&2
     exit 1