diff --git a/pip/wheel.py b/pip/wheel.py
index 3c5ac9b902fde08b37761a60abf84088ec9c0d19..b257d76651b1557eb4dd5859b27e44fc0ac902ae 100644
--- a/pip/wheel.py
+++ b/pip/wheel.py
@@ -803,8 +803,8 @@ class WheelBuilder(object):
                     try:
                         ensure_dir(output_dir)
                     except OSError as e:
-                        logger.warn("Building wheel for %s failed: %s",
-                                    req.name, e)
+                        logger.warning("Building wheel for %s failed: %s",
+                                       req.name, e)
                         build_failure.append(req)
                         continue
                 else:
diff --git a/tests/unit/test_wheel.py b/tests/unit/test_wheel.py
index 734ac1aab8859b067e9520a4e69416c6f744651e..b6dc1f6072713373b011a2bc2c28f426c2487e8c 100644
--- a/tests/unit/test_wheel.py
+++ b/tests/unit/test_wheel.py
@@ -77,7 +77,7 @@ def test_check_compatibility():
         wheel.check_compatibility(higher_v, name)
     assert 'is not compatible' in str(e)
 
-    # Should only log.warn - minor version is greator
+    # Should only log.warning - minor version is greater
     higher_v = (vc[0], vc[1] + 1)
     wheel.check_compatibility(higher_v, name)