diff --git a/pkg/testing/parser.go b/pkg/testing/parser.go
index 53aa4234..182d16e4 100644
--- a/pkg/testing/parser.go
+++ b/pkg/testing/parser.go
@@ -46,7 +46,19 @@ func Parse(configFile string) (testSuite *TestSuite, err error) {
 // ParseFromData parses data and returns the test suite
 func ParseFromData(data []byte) (testSuite *TestSuite, err error) {
 	testSuite = &TestSuite{}
-	err = yaml.Unmarshal(data, testSuite)
+	if err = yaml.Unmarshal(data, testSuite); err != nil {
+		return
+	}
+
+	names := map[string]struct{}{}
+	for _, item := range testSuite.Items {
+		if _, ok := names[item.Name]; !ok {
+			names[item.Name] = struct{}{}
+		} else {
+			err = fmt.Errorf("having duplicated name '%s'", item.Name)
+			break
+		}
+	}
 	return
 }
 
diff --git a/pkg/testing/parser_test.go b/pkg/testing/parser_test.go
index 42e2dd27..48f8c14f 100644
--- a/pkg/testing/parser_test.go
+++ b/pkg/testing/parser_test.go
@@ -35,6 +35,14 @@ func TestParse(t *testing.T) {
 	assert.NotNil(t, err)
 }
 
+func TestDuplicatedNames(t *testing.T) {
+	_, err := Parse("testdata/duplicated-names.yaml")
+	assert.NotNil(t, err)
+
+	_, err = ParseFromData([]byte("fake"))
+	assert.NotNil(t, err)
+}
+
 func TestRequestRender(t *testing.T) {
 	tests := []struct {
 		name    string
diff --git a/pkg/testing/testdata/duplicated-names.yaml b/pkg/testing/testdata/duplicated-names.yaml
new file mode 100644
index 00000000..6480e132
--- /dev/null
+++ b/pkg/testing/testdata/duplicated-names.yaml
@@ -0,0 +1,8 @@
+name: duplicated names
+items:
+- name: projects
+  request:
+    api: https://foo
+- name: projects
+  request:
+    api: https://foo
\ No newline at end of file