diff --git a/src/testdir/test_timers.vim b/src/testdir/test_timers.vim
index c8b25c6..55f5245 100644
--- a/src/testdir/test_timers.vim
+++ b/src/testdir/test_timers.vim
@@ -122,7 +122,12 @@
   let slept = WaitFor('g:val == 1')
   call assert_equal(1, g:val)
   if has('reltime')
-    call assert_inrange(0, 30, slept)
+    if has('mac')
+      " The travis Mac machines appear to be very busy.
+      call assert_inrange(0, 40, slept)
+    else
+      call assert_inrange(0, 30, slept)
+    endif
   else
     call assert_inrange(0, 10, slept)
   endif
diff --git a/src/version.c b/src/version.c
index 6b3df0d..4f8dfd2 100644
--- a/src/version.c
+++ b/src/version.c
@@ -772,6 +772,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1424,
+/**/
     1423,
 /**/
     1422,