diff --git a/examples/opnsense_node_exporter/src/main.rs b/examples/opnsense_node_exporter/src/main.rs
index 15664ab..4b16841 100644
--- a/examples/opnsense_node_exporter/src/main.rs
+++ b/examples/opnsense_node_exporter/src/main.rs
@@ -25,7 +25,9 @@ struct OpnSenseTopology {
 #[async_trait]
 impl Topology for OpnSenseTopology {
     async fn ensure_ready(&self) -> Result<PreparationOutcome, PreparationError> {
-        Ok(PreparationOutcome::Success{ details: "Success".to_string() })
+        Ok(PreparationOutcome::Success {
+            details: "Success".to_string(),
+        })
     }
     fn name(&self) -> &str {
         "OpnsenseTopology"
diff --git a/harmony/src/infra/opnsense/node_exporter.rs b/harmony/src/infra/opnsense/node_exporter.rs
index 3a16ffc..97d2a09 100644
--- a/harmony/src/infra/opnsense/node_exporter.rs
+++ b/harmony/src/infra/opnsense/node_exporter.rs
@@ -25,7 +25,10 @@ impl NodeExporter for OPNSenseFirewall {
                     })?;
         }
 
-        config.node_exporter().enable(true).map_err(|e|ExecutorError::UnexpectedError(e.to_string()))?;
+        config
+            .node_exporter()
+            .enable(true)
+            .map_err(|e| ExecutorError::UnexpectedError(e.to_string()))?;
         Ok(())
     }
     async fn commit_config(&self) -> Result<(), ExecutorError> {
diff --git a/opnsense-config/src/config/config.rs b/opnsense-config/src/config/config.rs
index 30240e4..236a89e 100644
--- a/opnsense-config/src/config/config.rs
+++ b/opnsense-config/src/config/config.rs
@@ -14,6 +14,7 @@ use opnsense_config_xml::OPNsense;
 use russh::client;
 use serde::Serialize;
 use sha2::Digest;
+use tokio::time::{sleep, Duration};
 
 use super::{ConfigManager, OPNsenseShell};