diff --git a/tests/unit/autocomplete/core.js b/tests/unit/autocomplete/core.js
index d2779e11095..a2a36cb4c1c 100644
--- a/tests/unit/autocomplete/core.js
+++ b/tests/unit/autocomplete/core.js
@@ -345,11 +345,11 @@ QUnit.test( "ARIA", function( assert ) {
 						assert.equal( liveRegion.parent().length, 0,
 							"The liveRegion should be detached after destroy" );
 						ready();
-					}, 500 );
-				}, 500 );
-			}, 500 );
-		}, 500 );
-	}, 500 );
+					}, 110 );
+				}, 110 );
+			}, 110 );
+		}, 110 );
+	}, 110 );
 } );
 
 QUnit.test( "ARIA, aria-label announcement", function( assert ) {
@@ -374,7 +374,7 @@ QUnit.test( "ARIA, aria-label announcement", function( assert ) {
 		assert.equal( liveRegion.children().filter( ":visible" ).text(), "People : anders andersson",
 			"Live region changed on keydown to announce the highlighted value's aria-label attribute" );
 		ready();
-	}, 500 );
+	}, 110 );
 } );
 
 QUnit.test( "ARIA, init on detached input", function( assert ) {
diff --git a/ui/widgets/autocomplete.js b/ui/widgets/autocomplete.js
index ddfa92f6841..1f50a42bf19 100644
--- a/ui/widgets/autocomplete.js
+++ b/ui/widgets/autocomplete.js
@@ -272,7 +272,7 @@ $.widget( "ui.autocomplete", {
 					var that = this;
 					this.liveRegionTimer = setTimeout( function() {
 						that.liveRegion.html( $( "<div>" ).text( label ) );
-					}, 400 );
+					}, 100 );
 				}
 			},
 			menuselect: function( event, ui ) {
@@ -671,7 +671,7 @@ $.widget( "ui.autocomplete", $.ui.autocomplete, {
 		var that = this;
 		this.liveRegionTimer = setTimeout( function() {
 			that.liveRegion.html( $( "<div>" ).text( message ) );
-		}, 400 );
+		}, 100 );
 	}
 } );