diff --git a/router-tests/modules/router_on_request_test.go b/router-tests/modules/router_on_request_test.go
index 371b0b5cc9..eb8197cf96 100644
--- a/router-tests/modules/router_on_request_test.go
+++ b/router-tests/modules/router_on_request_test.go
@@ -1,11 +1,16 @@
 package module_test
 
 import (
+	"context"
 	"encoding/json"
-	"github.com/wundergraph/cosmo/router-tests/modules/router-on-request"
-	"go.uber.org/zap/zapcore"
 	"net/http"
+	"sync/atomic"
 	"testing"
+	"time"
+
+	"github.com/hasura/go-graphql-client"
+	router_on_request "github.com/wundergraph/cosmo/router-tests/modules/router-on-request"
+	"go.uber.org/zap/zapcore"
 
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
@@ -101,4 +106,113 @@ func TestRouterOnRequestHook(t *testing.T) {
 			assert.Len(t, retryRequestLog.All(), 2)
 		})
 	})
+
+	t.Run("Test RouterOnRequest hook is called with subscriptions over sse", func(t *testing.T) {
+		t.Parallel()
+
+		cfg := config.Config{
+			Graph: config.Graph{},
+			Modules: map[string]interface{}{
+				"routerOnRequestModule": router_on_request.RouterOnRequestModule{},
+			},
+		}
+
+		testenv.Run(t, &testenv.Config{
+			RouterOptions: []core.Option{
+				core.WithModulesConfig(cfg.Modules),
+				core.WithCustomModules(&router_on_request.RouterOnRequestModule{}),
+			},
+			LogObservation: testenv.LogObservationConfig{
+				Enabled:  true,
+				LogLevel: zapcore.InfoLevel,
+			},
+		}, func(t *testing.T, xEnv *testenv.Environment) {
+			ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
+			defer cancel()
+
+			var counter atomic.Uint32
+
+			go xEnv.GraphQLSubscriptionOverSSE(ctx, testenv.GraphQLRequest{
+				OperationName: []byte(`CurrentTime`),
+				Query:         `subscription CurrentTime { currentTime { unixTime timeStamp }}`,
+				Header: map[string][]string{
+					"Content-Type":  {"application/json"},
+					"Accept":        {"text/event-stream"},
+					"Connection":    {"keep-alive"},
+					"Cache-Control": {"no-cache"},
+				},
+			}, func(data string) {
+				counter.Add(1)
+			})
+
+			require.Eventually(t, func() bool {
+				return counter.Load() > 0
+			}, time.Second*5, time.Millisecond*100)
+
+			requestLog := xEnv.Observer().FilterMessage("RouterOnRequest Hook has been run")
+			assert.Len(t, requestLog.All(), 1)
+		})
+	})
+
+	t.Run("Test RouterOnRequest hook is called with subscriptions over ws", func(t *testing.T) {
+		t.Parallel()
+
+		cfg := config.Config{
+			Graph: config.Graph{},
+			Modules: map[string]interface{}{
+				"routerOnRequestModule": router_on_request.RouterOnRequestModule{},
+			},
+		}
+
+		testenv.Run(t, &testenv.Config{
+			RouterOptions: []core.Option{
+				core.WithModulesConfig(cfg.Modules),
+				core.WithCustomModules(&router_on_request.RouterOnRequestModule{}),
+			},
+			LogObservation: testenv.LogObservationConfig{
+				Enabled:  true,
+				LogLevel: zapcore.InfoLevel,
+			},
+		}, func(t *testing.T, xEnv *testenv.Environment) {
+
+			var counter atomic.Uint32
+
+			surl := xEnv.GraphQLWebSocketSubscriptionURL()
+			client := graphql.NewSubscriptionClient(surl)
+
+			var subscriptionOne struct {
+				currentTime struct {
+					unixTime  float64 `graphql:"unixTime"`
+					timeStamp float64 `graphql:"timeStamp"`
+				} `graphql:"currentTime"`
+			}
+
+			subscriptionOneID, err := client.Subscribe(&subscriptionOne, nil, func(dataValue []byte, errValue error) error {
+				counter.Add(1)
+				return nil
+			})
+			require.NoError(t, err)
+			require.NotEmpty(t, subscriptionOneID)
+
+			clientRunCh := make(chan error)
+			go func() {
+				clientRunCh <- client.Run()
+			}()
+
+			require.Eventually(t, func() bool {
+				return counter.Load() > 0
+			}, time.Second*5, time.Millisecond*100)
+
+			err = client.Unsubscribe(subscriptionOneID)
+			require.NoError(t, err)
+
+			// Close the client
+			client.Close()
+			err = <-clientRunCh
+			require.NoError(t, err)
+
+			requestLog := xEnv.Observer().FilterMessage("RouterOnRequest Hook has been run")
+			assert.Len(t, requestLog.All(), 1)
+		})
+	})
 }