diff --git a/guix/self.scm b/guix/self.scm
index 2652688c71..85fa3e1467 100644
--- a/guix/self.scm
+++ b/guix/self.scm
@@ -620,22 +620,20 @@ (define* (guix-command modules
                     (set! %load-extensions '(".scm"))
 
                     (set! %load-path
-                      (append (list (string-append #$module-directory
-                                                   "/share/guile/site/"
-                                                   (effective-version))
-                                    (string-append #$guile "/share/guile/"
-                                                   (effective-version)))
-                              %load-path))
+                          (list (string-append #$module-directory
+                                               "/share/guile/site/"
+                                               (effective-version))
+                                (string-append #$guile "/share/guile/"
+                                               (effective-version))))
 
                     (set! %load-compiled-path
-                      (append (list (string-append #$module-directory
-                                                   "/lib/guile/"
-                                                   (effective-version)
-                                                   "/site-ccache")
-                                    (string-append #$guile "/lib/guile/"
-                                                   (effective-version)
-                                                   "/ccache"))
-                              %load-compiled-path))
+                          (list (string-append #$module-directory
+                                               "/lib/guile/"
+                                               (effective-version)
+                                               "/site-ccache")
+                                (string-append #$guile "/lib/guile/"
+                                               (effective-version)
+                                               "/ccache")))
 
                     ;; To maximize the chances that locales are set up right
                     ;; out-of-the-box, bundle "common" UTF-8 locales.