diff --git a/Modules/_io/_iomodule.c b/Modules/_io/_iomodule.c
index 61362c7..4c90433 100644
--- a/Modules/_io/_iomodule.c
+++ b/Modules/_io/_iomodule.c
@@ -58,7 +58,7 @@
 "\n"
 "At the top of the I/O hierarchy is the abstract base class IOBase. It\n"
 "defines the basic interface to a stream. Note, however, that there is no\n"
-"seperation between reading and writing to streams; implementations are\n"
+"separation between reading and writing to streams; implementations are\n"
 "allowed to throw an IOError if they do not support a given operation.\n"
 "\n"
 "Extending IOBase is RawIOBase which deals simply with the reading and\n"