diff --git a/gateway/requests/requests.go b/gateway/requests/requests.go
index 0d1b2050..fa8cbada 100644
--- a/gateway/requests/requests.go
+++ b/gateway/requests/requests.go
@@ -41,6 +41,10 @@ type CreateFunctionRequest struct {
 
 	// Requests of resources requested by function
 	Requests *FunctionResources `json:"requests"`
+
+	// ReadOnlyRootFilesystem removes write-access from the root filesystem
+	// mount-point.
+	ReadOnlyRootFilesystem bool `json:"readOnlyRootFilesystem"`
 }
 
 // FunctionResources Memory and CPU