diff --git a/Marlin/src/module/temperature.h b/Marlin/src/module/temperature.h
index 01dafa1df02e429eca669466ed2b905aced3f92a..2b53e5966d63fb5f1e150fcf55e6b05435f671ec 100644
--- a/Marlin/src/module/temperature.h
+++ b/Marlin/src/module/temperature.h
@@ -572,7 +572,7 @@ class Temperature {
         #if HAS_HEATED_CHAMBER
           temp_chamber.target =
             #ifdef CHAMBER_MAXTEMP
-              min(celsius, CHAMBER_MAXTEMP)
+              MIN(celsius, CHAMBER_MAXTEMP)
             #else
               celsius
             #endif