diff --git a/src/traversing.js b/src/traversing.js
index 6f68e7821..b5a38f363 100644
--- a/src/traversing.js
+++ b/src/traversing.js
@@ -1,4 +1,5 @@
 var isSimple = /^.[^:#\[\.,]*$/,
+	rparentsprev = /^(?:parents|prev(?:Until|All))/,
 	rneedsContext = jQuery.expr.match.needsContext,
 	// methods guaranteed to produce a unique set when starting from a unique set
 	guaranteedUnique = {
@@ -200,8 +201,8 @@ jQuery.each({
 				jQuery.unique( matched );
 			}
 
-			// Reverse order for parents* and prev*
-			if ( name[ 0 ] === "p" && name !== "parent" ) {
+			// Reverse order for parents* and prev-derivatives
+			if ( rparentsprev.test( name ) ) {
 				matched.reverse();
 			}
 		}
diff --git a/test/unit/traversing.js b/test/unit/traversing.js
index b35a5c3cc..89ed81ac6 100644
--- a/test/unit/traversing.js
+++ b/test/unit/traversing.js
@@ -682,7 +682,7 @@ test("sort direction", function() {
 			parents: true,
 			parentsUntil: true,
 			next: false,
-			prev: true,
+			prev: false,
 			nextAll: false,
 			prevAll: true,
 			nextUntil: false,