diff --git a/resources/skins.vector.styles/components/StickyHeader.less b/resources/skins.vector.styles/components/StickyHeader.less
index 9ad45b7c2..545ac569c 100644
--- a/resources/skins.vector.styles/components/StickyHeader.less
+++ b/resources/skins.vector.styles/components/StickyHeader.less
@@ -1,12 +1,12 @@
 @import '../../common/variables.less';
 @import 'mediawiki.mixins.less';
 
-// Set an explicit height. This is needed for scroll padding and for other
+// T296321 Set an explicit height. This is needed for scroll padding and for other
 // sticky elements on the page. Setting the height in relative units enables
 // the header's height to adapt to the browser's font size setting. Because
 // this variable is used to determine top offsets for sticky elements where the
 // font-size might not be 16px, using rem avoids the cascading effects of em units.
-@height-sticky-header: unit( 60px / @font-size-browser, rem );
+@height-sticky-header: unit( 50px / @font-size-browser, rem );
 
 .vector-sticky-header {
 	width: 100%;