diff --git a/src/testdir/test77.in b/src/testdir/test77.in
index 441845c347..8ac7e10fca 100644
--- a/src/testdir/test77.in
+++ b/src/testdir/test77.in
@@ -21,7 +21,9 @@ ggdG
 :while i <= 2000000 | call append(i, range(i, i + 99)) | let i += 100 | endwhile
 ggdd
 :w! Xtest
-:!cksum Xtest > test.out
+:r !cksum Xtest
+:s/\s/ /g
+:.w! test.out
 :qa!
 ENDTEST
 
diff --git a/src/version.c b/src/version.c
index 4c90c998b7..9352c70092 100644
--- a/src/version.c
+++ b/src/version.c
@@ -714,6 +714,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    510,
 /**/
     509,
 /**/