diff --git a/src/board/system76/common/peci.c b/src/board/system76/common/peci.c
index 235c3c9..04d9a66 100644
--- a/src/board/system76/common/peci.c
+++ b/src/board/system76/common/peci.c
@@ -35,10 +35,11 @@ struct FanPoint {
 
 // Fan curve with temperature in degrees C, duty cycle in percent
 struct FanPoint __code FAN_POINTS[] = {
-    FAN_POINT(65,  40),
-    FAN_POINT(70,  55),
-    FAN_POINT(75,  75),
-    FAN_POINT(80, 100)
+    FAN_POINT(70, 40),
+    FAN_POINT(75, 50),
+    FAN_POINT(80, 60),
+    FAN_POINT(85, 65),
+    FAN_POINT(90, 65)
 };
 
 // Get duty cycle based on temperature, adapted from