diff --git a/crates/app-tauri/src/templates.rs b/crates/app-tauri/src/templates.rs
index 60dba708..94229664 100644
--- a/crates/app-tauri/src/templates.rs
+++ b/crates/app-tauri/src/templates.rs
@@ -489,6 +489,7 @@ mod tests {
                 Some("Agent".to_owned()),
                 None,
                 None,
+                false,
             )
             .unwrap();
 
diff --git a/crates/domain/src/template.rs b/crates/domain/src/template.rs
index 48259e33..3e562a6a 100644
--- a/crates/domain/src/template.rs
+++ b/crates/domain/src/template.rs
@@ -75,7 +75,7 @@ pub struct AgentTemplate {
     )]
     pub default_mcp_tool_policy: Option<McpToolPolicy>,
     /// Whether agents created from this template are cross-project contactable.
-    #[serde(default, skip_serializing_if = "std::ops::Not::not")]
+    #[serde(default)]
     pub default_contactable: bool,
 }