diff --git a/README.md b/README.md
index fe42675..48661b8 100644
--- a/README.md
+++ b/README.md
@@ -53,7 +53,7 @@ func main() {
 You can download `ajson` cli from the [release page](https://github.com/spyzhov/ajson/releases), or install from the source:
 
 ```shell script
-go get github.com/spyzhov/ajson/cmd/ajson@v0.6.0
+go get github.com/spyzhov/ajson/cmd/ajson@v0.7.0
 ```
 
 Usage:
diff --git a/cmd/ajson/main.go b/cmd/ajson/main.go
index 9d160cb..c3e5e4b 100644
--- a/cmd/ajson/main.go
+++ b/cmd/ajson/main.go
@@ -12,7 +12,7 @@ import (
 	"github.com/spyzhov/ajson"
 )
 
-var version = "v0.6.0"
+var version = "v0.7.0"
 
 func usage() {
 	text := ``
diff --git a/math_test.go b/math_test.go
index d880d90..702cdba 100644
--- a/math_test.go
+++ b/math_test.go
@@ -456,6 +456,9 @@ func TestFunctions2(t *testing.T) {
 			"e": NumericNode("", 3),
 		}), result: NumericNode("", 6)},
 		{name: "sum array blank", fname: "sum", value: ArrayNode("test", []*Node{}), result: NumericNode("", 0)},
+
+		{name: "rand", fname: "rand", value: StringNode("test", "test"), fail: true},
+		{name: "randint", fname: "randint", value: StringNode("test", "test"), fail: true},
 	}
 	for _, test := range tests {
 		t.Run(test.name, func(t *testing.T) {