diff --git a/pom.xml b/pom.xml
index 2e34b81..03fd035 100644
--- a/pom.xml
+++ b/pom.xml
@@ -209,7 +209,7 @@
       <plugin>
         <groupId>com.diffplug.spotless</groupId>
         <artifactId>spotless-maven-plugin</artifactId>
-        <version>2.41.1</version>
+        <version>2.43.0</version>
         <configuration>
           <java>
             <googleJavaFormat>
diff --git a/src/main/java/com/bigboxer23/lights/controllers/aggregate/FanSystemController.java b/src/main/java/com/bigboxer23/lights/controllers/aggregate/FanSystemController.java
index 83bd634..69b7821 100644
--- a/src/main/java/com/bigboxer23/lights/controllers/aggregate/FanSystemController.java
+++ b/src/main/java/com/bigboxer23/lights/controllers/aggregate/FanSystemController.java
@@ -30,7 +30,7 @@ public FanSystemController(SwitchBotController switchbotController) {
 		this.switchbotController = switchbotController;
 	}
 
-	@Scheduled(fixedDelay = 3600000) // every 6 hours
+	@Scheduled(cron = "0 0 */6 * * *") // every 6 hours
 	public void runFans() throws IOException, InterruptedException {
 		logger.info("Turning on fan system");
 		RetryingCommand.execute(