diff --git a/src/nvim/testdir/test_functions.vim b/src/nvim/testdir/test_functions.vim
index 145da3070b..555f549743 100644
--- a/src/nvim/testdir/test_functions.vim
+++ b/src/nvim/testdir/test_functions.vim
@@ -217,6 +217,7 @@ endfunc
 
 func Test_strptime()
   CheckFunction strptime
+  CheckNotMSWindows
 
   if exists('$TZ')
     let tz = $TZ