diff --git a/src/testdir/test_python2.vim b/src/testdir/test_python2.vim
index 84c9173..89afa2b 100644
--- a/src/testdir/test_python2.vim
+++ b/src/testdir/test_python2.vim
@@ -314,6 +314,8 @@
   10new
   py vim.current.window.height = 5
   call assert_equal(5, winheight(0))
+  py vim.current.window.height = 3.2
+  call assert_equal(3, winheight(0))
 
   " Test for setting the window width
   10vnew