diff --git a/src/testdir/test_largefile.vim b/src/testdir/test_largefile.vim
index ea2b8ff..1b3e02a 100644
--- a/src/testdir/test_largefile.vim
+++ b/src/testdir/test_largefile.vim
@@ -22,9 +22,13 @@
   normal 50%
   normal gg
   w
-  " Check if the file size is larger than 2^31 - 1 bytes.
-  " Note that getfsize() returns -2 if a Number is 32 bits.
+  " Check if the file size is 4,000,000,000 bytes.
   let fsize=getfsize(fname)
-  call assert_true(fsize > 2147483647 || fsize == -2)
-  "call delete(fname)
+  if has('num64')
+    call assert_true(fsize == 4000000000)
+  else
+    " getfsize() returns -2 if a Number is 32 bits.
+    call assert_true(fsize == -2)
+  endif
+  call delete(fname)
 endfunc
diff --git a/src/version.c b/src/version.c
index 00b8894..1613a72 100644
--- a/src/version.c
+++ b/src/version.c
@@ -759,6 +759,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1978,
+/**/
     1977,
 /**/
     1976,