diff --git a/cloudstack/cloudstack.go b/cloudstack/cloudstack.go
index 5b6b0ed..83f8726 100644
--- a/cloudstack/cloudstack.go
+++ b/cloudstack/cloudstack.go
@@ -487,6 +487,26 @@ func WithHTTPClient(client *http.Client) ClientOption {
 	}
 }
 
+// ListallSetter is an interface that every type that can set listall must implement
+type ListallSetter interface {
+	SetListall(bool)
+}
+
+// WithListall takes either a project name or ID and sets the `listall` parameter
+func WithListall(listall bool) OptionFunc {
+	return func(cs *CloudStackClient, p interface{}) error {
+		ps, ok := p.(ListallSetter)
+
+		if !ok {
+			return nil
+		}
+
+		ps.SetListall(listall)
+
+		return nil
+	}
+}
+
 // ProjectIDSetter is an interface that every type that can set a project ID must implement
 type ProjectIDSetter interface {
 	SetProjectid(string)
diff --git a/generate/generate.go b/generate/generate.go
index 495baf4..d81235a 100644
--- a/generate/generate.go
+++ b/generate/generate.go
@@ -585,6 +585,25 @@ func (as *allServices) GeneralCode() ([]byte, error) {
 	pn("	}")
 	pn("}")
 	pn("")
+	pn("// ListallSetter is an interface that every type that can set listall must implement")
+	pn("type ListallSetter interface {")
+	pn("	SetListall(bool)")
+	pn("}")
+	pn("")
+	pn("// WithListall takes either a project name or ID and sets the `listall` parameter")
+	pn("func WithListall(listall bool) OptionFunc {")
+	pn("	return func(cs *CloudStackClient, p interface{}) error {")
+	pn("		ps, ok := p.(ListallSetter)")
+	pn("")
+	pn("		if !ok {")
+	pn("			return nil")
+	pn("		}")
+	pn("")
+	pn("		ps.SetListall(listall)")
+	pn("")
+	pn("		return nil")
+	pn("	}")
+	pn("}")
 	pn("// ProjectIDSetter is an interface that every type that can set a project ID must implement")
 	pn("type ProjectIDSetter interface {")
 	pn("	SetProjectid(string)")