diff --git a/flatten.go b/flatten.go
index d7c09da..07e611c 100644
--- a/flatten.go
+++ b/flatten.go
@@ -19,6 +19,8 @@ type SeparatorStyle struct {
 	Before string // Prepend to key
 	Middle string // Add between keys
 	After  string // Append to key
+
+	UseBracketsForArrayIndex bool
 }
 
 // Default styles
@@ -102,12 +104,12 @@ func flatten(top bool, flatMap map[string]interface{}, nested interface{}, prefi
 	switch nested.(type) {
 	case map[string]interface{}:
 		for k, v := range nested.(map[string]interface{}) {
-			newKey := enkey(top, prefix, k, style)
+			newKey := enkey(top, false, prefix, k, style)
 			assign(newKey, v)
 		}
 	case []interface{}:
 		for i, v := range nested.([]interface{}) {
-			newKey := enkey(top, prefix, strconv.Itoa(i), style)
+			newKey := enkey(top, true, prefix, strconv.Itoa(i), style)
 			assign(newKey, v)
 		}
 	default:
@@ -117,13 +119,17 @@ func flatten(top bool, flatMap map[string]interface{}, nested interface{}, prefi
 	return nil
 }
 
-func enkey(top bool, prefix, subkey string, style SeparatorStyle) string {
+func enkey(top, arrayIndex bool, prefix, subkey string, style SeparatorStyle) string {
 	key := prefix
 
 	if top {
 		key += subkey
 	} else {
-		key += style.Before + style.Middle + subkey + style.After
+		if arrayIndex && style.UseBracketsForArrayIndex {
+			key += "[" + subkey + "]"
+		} else {
+			key += style.Before + style.Middle + subkey + style.After
+		}
 	}
 
 	return key
diff --git a/flatten_test.go b/flatten_test.go
index 8b5fb9b..47596cf 100644
--- a/flatten_test.go
+++ b/flatten_test.go
@@ -334,6 +334,28 @@ func TestFlattenString(t *testing.T) {
 			DotStyle,
 			nil,
 		},
+		// 14 -- json path style
+		{
+			`{ "a": { "b" : { "array" : [ "d" , "e" ] } }, "number": 1.4567,"bool": true }`,
+			`{ "flag-a.b.array[0]":"d","flag-a.b.array[1]": "e","flag-bool": true,"flag-number": 1.4567 }`,
+			"flag-",
+			SeparatorStyle{
+				Middle:                   ".",
+				UseBracketsForArrayIndex: true,
+			},
+			nil,
+		},
+		// 14 -- json path style with array of objects
+		{
+			`{ "a": { "b" : { "array" : [ { "d" : "e" } ] } }, "number": 1.4567,"bool": true }`,
+			`{ "flag-a.b.array[0].d": "e","flag-bool": true,"flag-number": 1.4567 }`,
+			"flag-",
+			SeparatorStyle{
+				Middle:                   ".",
+				UseBracketsForArrayIndex: true,
+			},
+			nil,
+		},
 	}
 
 	for i, test := range cases {