diff --git a/src/structs.h b/src/structs.h
index 33c26dc..0baf543 100644
--- a/src/structs.h
+++ b/src/structs.h
@@ -3606,7 +3606,7 @@
 struct diffline_change_S
 {
     colnr_T	dc_start[DB_COUNT];	// byte offset of start of range in the line
-    colnr_T	dc_end[DB_COUNT];	// 1 paste byte offset of end of range in line
+    colnr_T	dc_end[DB_COUNT];	// 1 past byte offset of end of range in line
     int		dc_start_lnum_off[DB_COUNT];	// starting line offset
     int		dc_end_lnum_off[DB_COUNT];	// end line offset
 };
diff --git a/src/testdir/test_diffmode.vim b/src/testdir/test_diffmode.vim
index 6c87da9..1b5e5c0 100644
--- a/src/testdir/test_diffmode.vim
+++ b/src/testdir/test_diffmode.vim
Binary files differ
diff --git a/src/version.c b/src/version.c
index a40a187..cceb83c 100644
--- a/src/version.c
+++ b/src/version.c
@@ -705,6 +705,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1252,
+/**/
     1251,
 /**/
     1250,