diff --git a/ponysay.py b/ponysay.py
index da671633..b28c6531 100755
--- a/ponysay.py
+++ b/ponysay.py
@@ -65,9 +65,10 @@ fd3 = None
 '''
 def printinfo(text = '', end = '\n'):
     global fd3
-    if os.path.exists('/proc/self/fd/3'):
+    if os.path.exists('/proc/self/fd/3') and os.path.isfile('/proc/self/fd/3'):
         if fd3 is None:
             fd3 = os.fdopen(3, 'w')
+    if fd3 is not None:
         fd3.write(str(text) + end)