1 files changed, 1 insertions, 1 deletions
diff --git a/src/w32fns.c b/src/w32fns.c
index 609a88debbd..25aa22f0683 100644
--- a/src/w32fns.c
+++ b/src/w32fns.c
@@ -1683,7 +1683,7 @@ x_set_icon_name (f, arg, oldval)
       if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt))
 	return;
     }
-  else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil))
+  else if (!NILP (arg) || NILP (oldval))
     return;
 
   f->icon_name = arg;