diff --git a/lib/matplotlib/artist.py b/lib/matplotlib/artist.py
index 5c3f6dc5952f..8457544786bd 100644
--- a/lib/matplotlib/artist.py
+++ b/lib/matplotlib/artist.py
@@ -763,10 +763,9 @@ def set_clip_box(self, clipbox):
             clipping for an artist added to an Axes.
 
         """
-        if clipbox != self.clipbox:
-            self.clipbox = clipbox
-            self.pchanged()
-            self.stale = True
+        self.clipbox = clipbox
+        self.pchanged()
+        self.stale = True
 
     def set_clip_path(self, path, transform=None):
         """
diff --git a/lib/matplotlib/tests/test_image.py b/lib/matplotlib/tests/test_image.py
index aeeebd136b65..afbdde032441 100644
--- a/lib/matplotlib/tests/test_image.py
+++ b/lib/matplotlib/tests/test_image.py
@@ -1076,6 +1076,8 @@ def test_respects_bbox():
     # Make the image invisible in axs[1], but visible in axs[0] if we pan
     # axs[1] up.
     im.set_clip_box(axs[0].bbox)
+    # and ndarray should also be okay
+    im.set_clip_box(np.array(axs[0].bbox))
     buf_before = io.BytesIO()
     fig.savefig(buf_before, format="rgba")
     assert {*buf_before.getvalue()} == {0xff}  # All white.