diff --git a/networkmanager/Cargo.toml b/networkmanager/Cargo.toml
index 783edce..ac846f1 100644
--- a/networkmanager/Cargo.toml
+++ b/networkmanager/Cargo.toml
@@ -7,6 +7,7 @@ license = "MPL-2.0"
 [dependencies]
 bitflags = "1.3.2"
 derive_builder = "0.10.2"
+serde = { version = "1.0.134", features = ["derive"] }
 zbus = "2.0.1"
 
 [features]
diff --git a/networkmanager/src/settings/connection.rs b/networkmanager/src/settings/connection.rs
index 1a3f53d..17f76cb 100644
--- a/networkmanager/src/settings/connection.rs
+++ b/networkmanager/src/settings/connection.rs
@@ -22,10 +22,11 @@ impl<'a> From<ConnectionSettingsProxy<'a>> for Connection<'a> {
 
 macro_rules! derive_value_build {
 	($name:ident, $(($arg:ident: $arg_ty:ty)),*) => {
-		#[derive(Builder)]
+		#[derive(Builder, serde::Deserialize, serde::Serialize)]
 		pub struct $name {
 			$(
 				#[builder(setter(into, strip_option))]
+				#[serde(skip_serializing_if = "Option::is_none")]
 				$arg: Option<$arg_ty>,
 			)*
 		}