diff --git a/demos/tooltip/delegation-mixbag.html b/demos/tooltip/delegation-mixbag.html
index 9c524dabea..720071c878 100644
--- a/demos/tooltip/delegation-mixbag.html
+++ b/demos/tooltip/delegation-mixbag.html
@@ -1,62 +1,80 @@
+
-
-
-
-
-
-
diff --git a/tests/unit/tooltip/tooltip_defaults.js b/tests/unit/tooltip/tooltip_defaults.js
index 13daaeb679..ded3d45585 100644
--- a/tests/unit/tooltip/tooltip_defaults.js
+++ b/tests/unit/tooltip/tooltip_defaults.js
@@ -5,7 +5,8 @@ commonWidgetTests( "tooltip", {
items: "[title]",
position: {
my: "left+15 center",
- at: "right center"
+ at: "right center",
+ collision: "flip fit"
},
tooltipClass: null,
diff --git a/ui/jquery.ui.tooltip.js b/ui/jquery.ui.tooltip.js
index 279db69fa9..c8d892d388 100644
--- a/ui/jquery.ui.tooltip.js
+++ b/ui/jquery.ui.tooltip.js
@@ -25,7 +25,8 @@ $.widget( "ui.tooltip", {
items: "[title]",
position: {
my: "left+15 center",
- at: "right center"
+ at: "right center",
+ collision: "flip fit"
},
tooltipClass: null
},