diff --git a/rust/crates/runtime/src/mcp_stdio.rs b/rust/crates/runtime/src/mcp_stdio.rs
index 72ec1536..e125f660 100644
--- a/rust/crates/runtime/src/mcp_stdio.rs
+++ b/rust/crates/runtime/src/mcp_stdio.rs
@@ -2726,6 +2726,7 @@ mod tests {
                 (
                     "broken".to_string(),
                     ScopedMcpServerConfig {
+                        required: false,
                         scope: ConfigSource::Local,
                         config: McpServerConfig::Stdio(McpStdioServerConfig {
                             command: broken_script_path.display().to_string(),