diff --git a/rust/agama-utils/src/api/network/config.rs b/rust/agama-utils/src/api/network/config.rs
index 888468b023..0b36a87a00 100644
--- a/rust/agama-utils/src/api/network/config.rs
+++ b/rust/agama-utils/src/api/network/config.rs
@@ -30,9 +30,11 @@ use std::default::Default;
 #[serde(rename_all = "camelCase")]
 pub struct Config {
     /// Connections to use in the installation
+    #[serde(skip_serializing_if = "Option::is_none")]
     #[merge(strategy = merge::option::overwrite_none)]
     pub connections: Option<NetworkConnectionsCollection>,
     /// Network general settings
+    #[serde(skip_serializing_if = "Option::is_none")]
     #[merge(strategy = merge::option::recurse)]
     pub state: Option<StateSettings>,
 }
diff --git a/rust/package/agama.changes b/rust/package/agama.changes
index fb3b149ce9..ad1dd5826a 100644
--- a/rust/package/agama.changes
+++ b/rust/package/agama.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Thu Jan 29 22:30:05 UTC 2026 - Imobach Gonzalez Sosa <igonzalezsosa@suse.com>
+
+- Do not export neither network/connections nor network/state when
+  they are None (related to bsc#1257400).
+
 -------------------------------------------------------------------
 Thu Jan 29 21:10:18 UTC 2026 - Josef Reidinger <jreidinger@suse.com>