diff --git a/e2e/sink/cmd/main.go b/e2e/sink/cmd/main.go
index 5fd6d062..91df19b0 100644
--- a/e2e/sink/cmd/main.go
+++ b/e2e/sink/cmd/main.go
@@ -1,6 +1,8 @@
 package main
 
 import (
+	"os"
+
 	"github.com/kyma-project/eventing-manager/sink/internal/handler"
 	"go.uber.org/zap"
 )
@@ -12,8 +14,13 @@ func main() {
 	}
 	defer logger.Sync()
 
+	port := os.Getenv("PORT")
+	if port == "" {
+		port = "8080" // default port
+	}
+
 	sHandler := handler.NewSinkHandler(logger)
-	err = sHandler.Start()
+	err = sHandler.Start(port)
 	if err != nil {
 		logger.Error("failed to start SinkHandler", zap.Error(err))
 	}
diff --git a/e2e/sink/internal/handler/handler.go b/e2e/sink/internal/handler/handler.go
index 9813158d..2ebbeeb7 100644
--- a/e2e/sink/internal/handler/handler.go
+++ b/e2e/sink/internal/handler/handler.go
@@ -34,12 +34,12 @@ func NewSinkHandler(logger *zap.Logger) *SinkHandler {
 	}
 }
 
-func (h *SinkHandler) Start() error {
+func (h *SinkHandler) Start(port string) error {
 	router := mux.NewRouter()
 	router.HandleFunc("/events", h.StoreEvent).Methods(http.MethodPost)
 	router.HandleFunc("/events/{eventID}", h.GetEvent).Methods(http.MethodGet)
 
-	return http.ListenAndServe(":8080", router)
+	return http.ListenAndServe(":"+port, router)
 }
 
 type sinkEvent struct {