diff --git a/api/upstream/router.go b/api/upstream/router.go
index 0960ca31..08fc1e73 100644
--- a/api/upstream/router.go
+++ b/api/upstream/router.go
@@ -2,9 +2,12 @@ package upstream
 
 import "github.com/gin-gonic/gin"
 
-func InitRouter(r *gin.RouterGroup) {
+func InitHTTPRouter(r *gin.RouterGroup) {
 	r.GET("/upstream/availability", GetAvailability)
-	r.GET("/upstream/availability_ws", AvailabilityWebSocket)
 	r.GET("/upstream/sockets", GetSocketList)
 	r.PUT("/upstream/socket/:socket", UpdateSocketConfig)
 }
+
+func InitWebSocketRouter(r *gin.RouterGroup) {
+	r.GET("/upstream/availability_ws", AvailabilityWebSocket)
+}
diff --git a/api/upstream/router_test.go b/api/upstream/router_test.go
new file mode 100644
index 00000000..e61048d6
--- /dev/null
+++ b/api/upstream/router_test.go
@@ -0,0 +1,74 @@
+package upstream
+
+import (
+	"net/http"
+	"net/http/httptest"
+	"testing"
+
+	"github.com/gin-gonic/gin"
+	"github.com/stretchr/testify/require"
+)
+
+func init() {
+	gin.SetMode(gin.TestMode)
+}
+
+func TestRouteRegistrationSeparatesHTTPAndWebSocketEndpoints(t *testing.T) {
+	router := gin.New()
+
+	httpGroup := router.Group("/", func(c *gin.Context) {
+		c.Header("X-Upstream-Group", "http")
+		c.AbortWithStatus(http.StatusNoContent)
+	})
+	InitHTTPRouter(httpGroup)
+
+	wsGroup := router.Group("/", func(c *gin.Context) {
+		c.Header("X-Upstream-Group", "ws")
+		c.AbortWithStatus(http.StatusNoContent)
+	})
+	InitWebSocketRouter(wsGroup)
+
+	testCases := []struct {
+		name         string
+		method       string
+		target       string
+		expectedMark string
+	}{
+		{
+			name:         "availability uses http proxy group",
+			method:       http.MethodGet,
+			target:       "/upstream/availability",
+			expectedMark: "http",
+		},
+		{
+			name:         "socket list uses http proxy group",
+			method:       http.MethodGet,
+			target:       "/upstream/sockets",
+			expectedMark: "http",
+		},
+		{
+			name:         "socket update uses http proxy group",
+			method:       http.MethodPut,
+			target:       "/upstream/socket/127.0.0.1%3A8080",
+			expectedMark: "http",
+		},
+		{
+			name:         "availability websocket uses websocket proxy group",
+			method:       http.MethodGet,
+			target:       "/upstream/availability_ws",
+			expectedMark: "ws",
+		},
+	}
+
+	for _, tc := range testCases {
+		t.Run(tc.name, func(t *testing.T) {
+			req := httptest.NewRequest(tc.method, tc.target, nil)
+			w := httptest.NewRecorder()
+
+			router.ServeHTTP(w, req)
+
+			require.Equal(t, http.StatusNoContent, w.Code)
+			require.Equal(t, tc.expectedMark, w.Header().Get("X-Upstream-Group"))
+		})
+	}
+}
diff --git a/router/routers.go b/router/routers.go
index df5bec6b..92d63cef 100644
--- a/router/routers.go
+++ b/router/routers.go
@@ -107,6 +107,7 @@ func InitRouter() {
 			external_notify.InitRouter(g)
 			backup.InitAutoBackupRouter(g)
 			nginxLog.InitRouter(g)
+			upstream.InitHTTPRouter(g)
 			g.GET("/geolite/status", geolite.GetStatus)
 		}
 
@@ -121,7 +122,7 @@ func InitRouter() {
 				terminal.InitRouter(o)
 			}
 			nginxLog.InitWebSocketRouter(w)
-			upstream.InitRouter(w)
+			upstream.InitWebSocketRouter(w)
 			system.InitWebSocketRouter(w)
 			nginx.InitWebSocketRouter(w)
 			cluster.InitWebSocketRouter(w)