1 files changed, 2 insertions, 2 deletions

diff --git a/src/frame.c b/src/frame.c
index 8998dd8eb91..be80ea221fc 100644
--- a/src/frame.c
+++ b/src/frame.c
@@ -670,7 +670,7 @@ prev_frame (frame, minibuf)
           if (! FRAME_MINIBUF_ONLY_P (XFRAME (f)))
             prev = f;
         }
-      else if (XTYPE (minibuf) == Lisp_Window)
+      else if (WINDOWP (minibuf))
         {
           if (EQ (FRAME_MINIBUF_WINDOW (XFRAME (f)), minibuf)
               /* Check that F either is, or has forwarded its focus to,
@@ -686,7 +686,7 @@ prev_frame (frame, minibuf)
           if (FRAME_VISIBLE_P (XFRAME (f)))
             prev = f;
         }
-      else if (XFASTINT (f) == 0)
+      else if (XFASTINT (minibuf) == 0)
         {
           FRAME_SAMPLE_VISIBILITY (XFRAME (f));
           if (FRAME_VISIBLE_P (XFRAME (f))