diff --git a/Lib/popen2.py b/Lib/popen2.py
index 3f84bf9..54543be 100644
--- a/Lib/popen2.py
+++ b/Lib/popen2.py
@@ -213,7 +213,7 @@
         raise ValueError("wrote %r read %r" % (teststr, got))
     got = e.read()
     if got:
-        raise ValueError("unexected %r on stderr" % (got,))
+        raise ValueError("unexpected %r on stderr" % (got,))
     for inst in _active[:]:
         inst.wait()
     if _active:
diff --git a/Lib/test/test_popen2.py b/Lib/test/test_popen2.py
index 2a15a20..18142ec 100644
--- a/Lib/test/test_popen2.py
+++ b/Lib/test/test_popen2.py
@@ -62,7 +62,7 @@
         raise ValueError("wrote %r read %r" % (teststr, got))
     got = e.read()
     if got:
-        raise ValueError("unexected %r on stderr" % (got,))
+        raise ValueError("unexpected %r on stderr" % (got,))
     for inst in popen2._active[:]:
         inst.wait()
     if popen2._active: