diff --git a/pkg/api/validation/validation.go b/pkg/api/validation/validation.go
index d3b12f8d44b..2031b69efe3 100644
--- a/pkg/api/validation/validation.go
+++ b/pkg/api/validation/validation.go
@@ -454,6 +454,14 @@ func validateHTTPGetAction(http *api.HTTPGetAction) errs.ValidationErrorList {
 	return allErrors
 }
 
+func validateTCPSocketAction(tcp *api.TCPSocketAction) errs.ValidationErrorList {
+	allErrors := errs.ValidationErrorList{}
+	if len(tcp.Port.StrVal) == 0 && tcp.Port.IntVal == 0 {
+		allErrors = append(allErrors, errs.NewFieldRequired("port", tcp.Port))
+	}
+	return allErrors
+}
+
 func validateHandler(handler *api.Handler) errs.ValidationErrorList {
 	numHandlers := 0
 	allErrors := errs.ValidationErrorList{}
@@ -465,6 +473,10 @@ func validateHandler(handler *api.Handler) errs.ValidationErrorList {
 		numHandlers++
 		allErrors = append(allErrors, validateHTTPGetAction(handler.HTTPGet).Prefix("httpGet")...)
 	}
+	if handler.TCPSocket != nil {
+		numHandlers++
+		allErrors = append(allErrors, validateTCPSocketAction(handler.TCPSocket).Prefix("tcpSocket")...)
+	}
 	if numHandlers != 1 {
 		allErrors = append(allErrors, errs.NewFieldInvalid("", handler, "exactly 1 handler type is required"))
 	}
diff --git a/pkg/api/validation/validation_test.go b/pkg/api/validation/validation_test.go
index ca2ac42f8dd..f3ff540eef1 100644
--- a/pkg/api/validation/validation_test.go
+++ b/pkg/api/validation/validation_test.go
@@ -469,6 +469,32 @@ func TestValidateContainers(t *testing.T) {
 				ImagePullPolicy: "IfNotPresent",
 			},
 		},
+		"invalid lifecycle, no tcp socket port.": {
+			{
+				Name:  "life-123",
+				Image: "image",
+				Lifecycle: &api.Lifecycle{
+					PreStop: &api.Handler{
+						TCPSocket: &api.TCPSocketAction{},
+					},
+				},
+				ImagePullPolicy: "IfNotPresent",
+			},
+		},
+		"invalid lifecycle, zero tcp socket port.": {
+			{
+				Name:  "life-123",
+				Image: "image",
+				Lifecycle: &api.Lifecycle{
+					PreStop: &api.Handler{
+						TCPSocket: &api.TCPSocketAction{
+							Port: util.IntOrString{IntVal: 0},
+						},
+					},
+				},
+				ImagePullPolicy: "IfNotPresent",
+			},
+		},
 		"invalid lifecycle, no action.": {
 			{
 				Name:  "life-123",
@@ -479,6 +505,28 @@ func TestValidateContainers(t *testing.T) {
 				ImagePullPolicy: "IfNotPresent",
 			},
 		},
+		"invalid liveness probe, no tcp socket port.": {
+			{
+				Name:  "life-123",
+				Image: "image",
+				LivenessProbe: &api.Probe{
+					Handler: api.Handler{
+						TCPSocket: &api.TCPSocketAction{},
+					},
+				},
+				ImagePullPolicy: "IfNotPresent",
+			},
+		},
+		"invalid liveness probe, no action.": {
+			{
+				Name:  "life-123",
+				Image: "image",
+				LivenessProbe: &api.Probe{
+					Handler: api.Handler{},
+				},
+				ImagePullPolicy: "IfNotPresent",
+			},
+		},
 		"privilege disabled": {
 			{Name: "abc", Image: "image", Privileged: true},
 		},