diff --git a/tests/unit/tooltip/tooltip_common.js b/tests/unit/tooltip/tooltip_common.js
index 6d503aecd3..a4958ca9a8 100644
--- a/tests/unit/tooltip/tooltip_common.js
+++ b/tests/unit/tooltip/tooltip_common.js
@@ -3,7 +3,7 @@ TestHelpers.commonWidgetTests( "tooltip", {
 		content: function() {},
 		disabled: false,
 		hide: true,
-		items: "[title]",
+		items: "[title]:not([disabled])",
 		position: {
 			my: "left+15 center",
 			at: "right center",
diff --git a/ui/jquery.ui.tooltip.js b/ui/jquery.ui.tooltip.js
index 980b43868e..0f69e898f1 100644
--- a/ui/jquery.ui.tooltip.js
+++ b/ui/jquery.ui.tooltip.js
@@ -49,7 +49,8 @@ $.widget( "ui.tooltip", {
 			return $( this ).attr( "title" );
 		},
 		hide: true,
-		items: "[title]",
+		// Disabled elements have inconsistent behavior across browsers (#8661)
+		items: "[title]:not([disabled])",
 		position: {
 			my: "left+15 center",
 			at: "right center",