diff --git a/IPython/utils/capture.py b/IPython/utils/capture.py
index 64044ce..a39813e 100644
--- a/IPython/utils/capture.py
+++ b/IPython/utils/capture.py
@@ -6,13 +6,7 @@
 
 
 import sys
-
-from IPython.utils.py3compat import PY3
-
-if PY3:
-    from io import StringIO
-else:
-    from StringIO import StringIO
+from io import StringIO
 
 #-----------------------------------------------------------------------------
 # Classes and functions