diff --git a/operating-systems/buer/files/thinkfan.scm b/operating-systems/buer/files/thinkfan.scm
index f373206..e7558c4 100644
--- a/operating-systems/buer/files/thinkfan.scm
+++ b/operating-systems/buer/files/thinkfan.scm
@@ -11,12 +11,12 @@ sensors:
   - hwmon: /sys/devices/platform/coretemp.0/hwmon
     indices: [1,2,3]
 levels:
-  - [0,                      0,   52]
-  - [1,                     51,   54]
-  - [2,                     52,   61]
-  - [3,                     60,   63]
-  - [4,                     62,   65]
-  - [5,                     64,   67]
-  - [6,                     66,   69]
-  - [7,                     68,   71]
-  - [\"level full-speed\",  70,  260]"))
+  - [0,                      0,   50]
+  - [1,                     48,   52]
+  - [2,                     50,   54]
+  - [3,                     52,   62]
+  - [4,                     60,   64]
+  - [5,                     62,   66]
+  - [6,                     64,   68]
+  - [7,                     66,   70]
+  - [\"level full-speed\",  68,  260]"))