diff --git a/provider/marathon.go b/provider/marathon.go
index 3cd50a1f1..fa78ff03a 100644
--- a/provider/marathon.go
+++ b/provider/marathon.go
@@ -496,11 +496,6 @@ func (provider *Marathon) getCircuitBreakerExpression(application marathon.Appli
 
 func processPorts(application marathon.Application, task marathon.Task) []int {
 
-	// First using application ports
-	if len(application.Ports) > 0 {
-		return application.Ports
-	}
-
 	// Using default port configuration
 	if task.Ports != nil && len(task.Ports) > 0 {
 		return task.Ports
diff --git a/provider/marathon_test.go b/provider/marathon_test.go
index 3166ae19e..c4a5b5f98 100644
--- a/provider/marathon_test.go
+++ b/provider/marathon_test.go
@@ -1077,6 +1077,19 @@ func TestMarathonGetPort(t *testing.T) {
 				Ports: []int{80, 443},
 			},
 			expected: "443",
+		}, {
+			applications: []marathon.Application{
+				{
+					ID:     "application-with-port",
+					Ports:  []int{9999},
+					Labels: &map[string]string{},
+				},
+			},
+			task: marathon.Task{
+				AppID: "application-with-port",
+				Ports: []int{7777},
+			},
+			expected: "7777",
 		},
 	}