diff --git a/home/services.scm b/home/services.scm
index e84d39f..f70d008 100644
--- a/home/services.scm
+++ b/home/services.scm
@@ -1,4 +1,4 @@
-(use-modules (radix home services)
+(define-modules (radix home services)
   #:export (use-home-service-modules))
 
 (define service-module-hint
diff --git a/packages/linux.scm b/packages/linux.scm
index 95cc775..7cfe95b 100644
--- a/packages/linux.scm
+++ b/packages/linux.scm
@@ -19,7 +19,7 @@
           #~(modify-phases %standard-phases
               (add-after 'unpack 'create-init-scripts
                 #|Don't even verify for the presence of SystemD or OpenRC|#
-                (λ _
+                (lambda _
                   (substitute* "CMakeLists.txt"
                     (("pkg_check_modules\\((SYSTEMD|OPENRC).*" _) "")
                     #|Fix the destinations|#
diff --git a/services/linux.scm b/services/linux.scm
index d737c2e..1307521 100644
--- a/services/linux.scm
+++ b/services/linux.scm
@@ -45,10 +45,11 @@
            (respawn? respawn?)))))
 
 (define thinkfan-service-type
-  (service-type (name 'thinkfan)
-                (extensions
-                 (list (service-extension shepherd-root-service-type
-                                          thinkfan-shepherd-service)))
-                (default-value (thinkfan-configuration))
-                (description
-                 "Adjust fan level according to configured temperature limits.")))
+  (service-type
+   (name 'thinkfan)
+   (extensions
+    (list (service-extension shepherd-root-service-type
+                             thinkfan-shepherd-service)))
+  (default-value (thinkfan-configuration))
+  (description
+   "Adjust fan level according to configured temperature limits.")))