diff --git a/lib/readline-sync.js b/lib/readline-sync.js
index e38f8cf..f1f6dcf 100644
--- a/lib/readline-sync.js
+++ b/lib/readline-sync.js
@@ -80,11 +80,22 @@ function _readlineSync(options) {
       return fsB;
     }
 
+    function getVerNum(ver) {
+      var nums = ver.replace(/^\D+/, '').split('.');
+      var verNum = 0;
+      if ((nums[0] = +nums[0])) { verNum += nums[0] * 10000; }
+      if ((nums[1] = +nums[1])) { verNum += nums[1] * 100; }
+      if ((nums[2] = +nums[2])) { verNum += nums[2]; }
+      return verNum;
+    }
+
     if (typeof fdR !== 'string') { return; }
     fdR = null;
 
     if (IS_WIN) {
-      if (process.stdin.isTTY) {
+      // iojs-v2.3.2+ input stream can't read first line. (#18)
+      // ** Don't get process.stdin before check! **
+      if (getVerNum(process.version) < 20302 && process.stdin.isTTY) {
         process.stdin.pause();
         fdR = process.stdin.fd;
         ttyR = process.stdin._handle;
diff --git a/package.json b/package.json
index 4729060..9a4d4ea 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "readline-sync",
-  "version": "1.2.19",
+  "version": "1.2.20",
   "title": "readlineSync",
   "description": "Synchronous Readline for interactively running to have a conversation with the user via a console(TTY).",
   "keywords": [