diff --git a/Lib/test/test_curses.py b/Lib/test/test_curses.py
index 3f43c11edd6..bf60daa9dc5 100644
--- a/Lib/test/test_curses.py
+++ b/Lib/test/test_curses.py
@@ -15,6 +15,7 @@ import sys, tempfile, os
 # 'curses' resource be given on the regrtest command line using the -u
 # option.  If not available, nothing after this line will be executed.
 
+import unittest
 from test.support import requires, import_module
 requires('curses')