diff --git a/lib/widgets/screen.js b/lib/widgets/screen.js
index ca95a64..03c1814 100644
--- a/lib/widgets/screen.js
+++ b/lib/widgets/screen.js
@@ -1722,13 +1722,17 @@ Screen.prototype.spawn = function(file, args, options) {
   var write = program.output.write;
   program.output.write = function() {};
   program.input.pause();
-  program.input.setRawMode(false);
+  if (program.input.setRawMode) {
+    program.input.setRawMode(false);
+  }
 
   var resume = function() {
     if (resume.done) return;
     resume.done = true;
 
-    program.input.setRawMode(true);
+    if (program.input.setRawMode) {
+      program.input.setRawMode(true);
+    }
     program.input.resume();
     program.output.write = write;