diff --git a/lib/program.js b/lib/program.js
index 4c346d4..6a1af0b 100644
--- a/lib/program.js
+++ b/lib/program.js
@@ -54,11 +54,10 @@ function Program(options) {
 
 Program.prototype.__proto__ = EventEmitter.prototype;
 
-Program.prototype.setupTput = function(is) {
+Program.prototype.setupTput = function() {
   var self = this
-    , options = this.options;
-
-  var write = this.write.bind(this);
+    , options = this.options
+    , write = this.write.bind(this);
 
   var tput = this.tput = new Tput({
     term: this.terminal,
@@ -76,6 +75,11 @@ Program.prototype.setupTput = function(is) {
     }
   };
 
+  Object.keys(tput).forEach(function(key) {
+    if (self[key] != null) return;
+    self[key] = tput[key];
+  });
+
   Object.keys(tput).forEach(function(key) {
     if (typeof tput[key] !== 'function') {
       self.put[key] = tput[key];