diff --git a/src/ndv/views/_qt/_array_view.py b/src/ndv/views/_qt/_array_view.py
index 7602963f..4a7733c4 100644
--- a/src/ndv/views/_qt/_array_view.py
+++ b/src/ndv/views/_qt/_array_view.py
@@ -205,7 +205,7 @@ def __init__(
         self.clims.setRange(0, 2**16)
 
         self.auto_clim = QPushButton("Auto")
-        self.auto_clim.setMaximumWidth(42)
+        self.auto_clim.setSizePolicy(QSizePolicy.Policy.Fixed, QSizePolicy.Policy.Fixed)
         self.auto_clim.setCheckable(True)
 
         add_histogram_icon = QIconifyIcon("foundation:graph-bar")