diff --git a/psutil/tests/test_windows.py b/psutil/tests/test_windows.py
index f344dfebd..55e6731f3 100644
--- a/psutil/tests/test_windows.py
+++ b/psutil/tests/test_windows.py
@@ -174,14 +174,14 @@ def test_percent_swapmem(self):
         if (psutil.swap_memory().total > 0):
             w = wmi.WMI().Win32_PerfRawData_PerfOS_PagingFile(
                 Name="_Total")[0]
-            # calculate swap usage to integer percent
-            percentSwap = float(w.PercentUsage) / float(w.PercentUsage_Base)
+            # calculate swap usage to percent
+            percentSwap = int(w.PercentUsage) * 100 / int(w.PercentUsage_Base)
             # exact percent may change but should be reasonable
-            # assert within +/- 5% and between 0 and 100
-            self.assertGreaterEqual(psutil.swap_memory().percent, 0.0)
+            # assert within +/- 5% and between 0 and 100%
+            self.assertGreaterEqual(psutil.swap_memory().percent, 0)
             self.assertAlmostEqual(psutil.swap_memory().percent, percentSwap,
-                                   delta=0.05)
-            self.assertLessEqual(psutil.swap_memory().percent, 1.0)
+                                   delta=5)
+            self.assertLessEqual(psutil.swap_memory().percent, 100)
 
     # @unittest.skipIf(wmi is None, "wmi module is not installed")
     # def test__UPTIME(self):