diff --git a/src/popupwin.c b/src/popupwin.c
index 92195a2..a8ac39d 100644
--- a/src/popupwin.c
+++ b/src/popupwin.c
@@ -817,7 +817,7 @@
     }
 
     if (set_padding_border(dict, wp->w_popup_padding, "padding", 999) == FAIL ||
-        set_padding_border(dict, wp->w_popup_border, "border", 1) == FAIL)
+	set_padding_border(dict, wp->w_popup_border, "border", 1) == FAIL)
 	return FAIL;
 
     di = dict_find(dict, (char_u *)"borderhighlight", -1);