diff --git a/Marlin/src/feature/controllerfan.cpp b/Marlin/src/feature/controllerfan.cpp
index 0b54d0e84b..a67b0d1389 100644
--- a/Marlin/src/feature/controllerfan.cpp
+++ b/Marlin/src/feature/controllerfan.cpp
@@ -81,10 +81,9 @@ void ControllerFan::update() {
     );
 
     #if FAN_KICKSTART_TIME
-      ms = millis();
-      static millis_t fan_kick_end = { 0 };
+      static millis_t fan_kick_end = 0;
       if (speed) {
-        if (fan_kick_end == 0) {
+        if (!fan_kick_end) {
           fan_kick_end = ms + FAN_KICKSTART_TIME; // May be longer based on slow update interval for controller fn check. Sets minimum
           speed = 255;
         }