diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md
index ccec182d..54669043 100644
--- a/docs/CHANGELOG.md
+++ b/docs/CHANGELOG.md
@@ -1,12 +1,17 @@
 # Release History
 
-## v4.3.5 (2023-07-21)
+## v4.3.5 (2023-07-23)
 
 - refactor: send events to Google Analytics 4, replace GA v1
+- fix: failure unittests caused by httpbin.org, replace with docker service
+
+**go version**
+
+- fix #1603: ensure path suffix '/' exists
 
 **python version**
 
-- change: upgrade pyyaml from 5.4.1 to 6.0.1
+- fix: upgrade pyyaml from 5.4.1 to 6.0.1, fix installing error
 - refactor: update httprunner dependencies
 
 ## v4.3.4 (2023-06-01)
diff --git a/examples/demo-with-go-plugin/proj.json b/examples/demo-with-go-plugin/proj.json
index e2fe2f96..18fad2dc 100644
--- a/examples/demo-with-go-plugin/proj.json
+++ b/examples/demo-with-go-plugin/proj.json
@@ -1,5 +1,5 @@
 {
     "project_name": "demo-with-go-plugin",
-    "create_time": "2023-07-23T13:54:36.607613+08:00",
+    "create_time": "2023-07-23T14:30:10.985053+08:00",
     "hrp_version": "v4.3.5"
 }
diff --git a/examples/demo-with-py-plugin/proj.json b/examples/demo-with-py-plugin/proj.json
index 1e1d584b..2188ced9 100644
--- a/examples/demo-with-py-plugin/proj.json
+++ b/examples/demo-with-py-plugin/proj.json
@@ -1,5 +1,5 @@
 {
     "project_name": "demo-with-py-plugin",
-    "create_time": "2023-07-23T13:54:36.896442+08:00",
+    "create_time": "2023-07-23T14:30:18.556239+08:00",
     "hrp_version": "v4.3.5"
 }
diff --git a/hrp/internal/scaffold/examples_test.go b/hrp/internal/scaffold/examples_test.go
index 46828d8c..8bf8ad71 100644
--- a/hrp/internal/scaffold/examples_test.go
+++ b/hrp/internal/scaffold/examples_test.go
@@ -1,6 +1,7 @@
 package scaffold
 
 import (
+	"path/filepath"
 	"testing"
 )
 
@@ -12,12 +13,12 @@ func TestGenDemoExamples(t *testing.T) {
 	}
 
 	// FIXME
-	// dir = "../../../examples/demo-with-py-plugin"
-	// venv := filepath.Join(dir, ".venv")
-	// err = CreateScaffold(dir, Py, venv, true)
-	// if err != nil {
-	// 	t.Fatal()
-	// }
+	dir = "../../../examples/demo-with-py-plugin"
+	venv := filepath.Join(dir, ".venv")
+	err = CreateScaffold(dir, Py, venv, true)
+	if err != nil {
+		t.Fatal()
+	}
 
 	dir = "../../../examples/demo-without-plugin"
 	err = CreateScaffold(dir, Ignore, "", true)
diff --git a/poetry.lock b/poetry.lock
index fc65c7a3..5dc4bf47 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -205,13 +205,13 @@ reference = "tsinghua"
 
 [[package]]
 name = "certifi"
-version = "2023.5.7"
+version = "2023.7.22"
 description = "Python package for providing Mozilla's CA Bundle."
 optional = false
 python-versions = ">=3.6"
 files = [
-    {file = "certifi-2023.5.7-py3-none-any.whl", hash = "sha256:c6c2e98f5c7869efca1f8916fed228dd91539f9f1b444c314c06eef02980c716"},
-    {file = "certifi-2023.5.7.tar.gz", hash = "sha256:0f0d56dc5a6ad56fd4ba36484d6cc34451e1c6548c61daad8c320169f91eddc7"},
+    {file = "certifi-2023.7.22-py3-none-any.whl", hash = "sha256:92d6037539857d8206b8f6ae472e8b77db8058fec5937a1ef3f54304089edbb9"},
+    {file = "certifi-2023.7.22.tar.gz", hash = "sha256:539cc1d13202e33ca466e88b2807e29f4c13049d6d87031a3c110744495cb082"},
 ]
 
 [package.source]