diff --git a/lib/sphinxapi.js b/lib/sphinxapi.js
index f8893a4..f5c00e8 100644
--- a/lib/sphinxapi.js
+++ b/lib/sphinxapi.js
@@ -61,7 +61,7 @@ function forEach(o, fn) {
 	else {
 		for (var key in o) {
 			if (o.hasOwnProperty(key)) {
-				fn(key, o[key])
+				fn(o[key], key)
 			}
 		}
 	}
@@ -583,7 +583,7 @@ SphinxClient.prototype.AddQuery = function (query, index, comment) {
 	// per-index weights
 	req.push(pack('>L', [len(self._indexweights)]))
 
-	forEach(self._indexweights, function (index, weight) {
+	forEach(self._indexweights, function (weight, index) {
 			req.push(pack('>L', [len(index)]))
 			req.push(index)
 			req.push(pack('>L', [weight]))
@@ -594,7 +594,7 @@ SphinxClient.prototype.AddQuery = function (query, index, comment) {
 
 	// per-field weights
 	req.push(pack('>L', [len(self._fieldweights)]))
-	forEach(self._fieldweights, function (field, weight) {
+	forEach(self._fieldweights, function (weight, field) {
 			req.push(pb.pack('>L', [len(field)]))
 			req.push(field)
 			req.push(pack('>L', [weight]))
@@ -607,7 +607,7 @@ SphinxClient.prototype.AddQuery = function (query, index, comment) {
 	// attribute overrides
 	req.push(pack('>L', [len(self._overrides)]))
 
-	forEach(self._overrides, function (index, v) {
+	forEach(self._overrides, function (v, index) {
 			req.push(pack('>L', [len(v['name'])]))
 			req.push(v['name'])
 			req.push(pack('>LL', [v['type'], len(v['values'])]))