1 files changed, 1 insertions, 2 deletions
diff --git a/src/nvim/diff.c b/src/nvim/diff.c
index 700e79ac75..f22933ec3c 100644
--- a/src/nvim/diff.c
+++ b/src/nvim/diff.c
@@ -1408,8 +1408,7 @@ void diff_win_options(win_T *wp, int addbuf)
     }
     wp->w_p_fdm_save = vim_strsave(wp->w_p_fdm);
   }
-  set_string_option_direct("fdm", -1, (char_u *)"diff",
-                           OPT_LOCAL | OPT_FREE, 0);
+  set_string_option_direct("fdm", -1, "diff", OPT_LOCAL | OPT_FREE, 0);
   curwin = old_curwin;
   curbuf = curwin->w_buffer;