diff --git a/modules/radix/services/linux.scm b/modules/radix/services/linux.scm
index ccd4e68..1bcd236 100644
--- a/modules/radix/services/linux.scm
+++ b/modules/radix/services/linux.scm
@@ -53,12 +53,21 @@
            (one-shot? #t)
            (respawn? respawn?)))))
 
+(define thinkfan-modprobe-config
+  (plain-file "thinkfan.conf"
+    "options thinkpad_acpi experimental=1 fan_control=1"))
+
+(define thinkfan-modprobe-etc-service
+  `(("modprobe.d/thinkfan.conf" ,thinkfan-modprobe-config)))
+
 (define thinkfan-service-type
   (service-type
    (name 'thinkfan)
    (extensions
     (list (service-extension shepherd-root-service-type
-                             thinkfan-shepherd-service)))
+                             thinkfan-shepherd-service))
+          (service-extension etc-service-type
+                             thinkfan-modprobe-etc-service))
   (default-value (thinkfan-configuration))
   (description
    "Adjust fan level according to configured temperature limits.")))