diff --git a/guix/self.scm b/guix/self.scm
index de921e6d9c..2a10d1d25f 100644
--- a/guix/self.scm
+++ b/guix/self.scm
@@ -350,7 +350,7 @@ DOMAIN, a gettext domain."
                                                   (basename texi ".texi")
                                                   ".info")))
                     (cons "guix.texi"
-                          (find-files "." "^guix\\.[a-z]{2}\\.texi$")))
+                          (find-files "." "^guix\\.[a-z]{2}(_[A-Z]{2})?\\.texi$")))
 
           ;; Compress Info files.
           (setenv "PATH"