diff --git a/src/ajax/ajax.js b/src/ajax/ajax.js
index c860b632b..e9f95340e 100644
--- a/src/ajax/ajax.js
+++ b/src/ajax/ajax.js
@@ -714,6 +714,10 @@ jQuery.extend({
 			jQuery.handleError(s, xml, null, e);
 		}
 		
+		// firefox 1.5 doesn't fire statechange for sync requests
+		if(!s.async)
+			onreadystatechange();
+		
 		// return XMLHttpRequest to allow aborting the request etc.
 		return xml2;
 	},
diff --git a/src/ajax/ajaxTest.js b/src/ajax/ajaxTest.js
index 1ae6bbf3d..f530c1ce6 100644
--- a/src/ajax/ajaxTest.js
+++ b/src/ajax/ajaxTest.js
@@ -44,8 +44,9 @@ test("synchronous request", function() {
 });
 
 test("synchronous request with callbacks", function() {
+	expect(2);
 	var result;
-	$.ajax({url: "data/json.php", async: false, success: function(data) { result = data; } });
+	$.ajax({url: "data/json.php", async: false, success: function(data) { ok(true, "sucess callback executed"); result = data; } });
 	ok( /^{ "data"/.test( result ), "check returned text" );
 });