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-rw-r--r--gnu/system/linux-initrd.scm5
1 files changed, 4 insertions, 1 deletions
diff --git a/gnu/system/linux-initrd.scm b/gnu/system/linux-initrd.scm
index c90b87c023..7e9563b923 100644
--- a/gnu/system/linux-initrd.scm
+++ b/gnu/system/linux-initrd.scm
@@ -133,7 +133,10 @@ MODULES and taken from LINUX."
                       (copy-file module
                                  (string-append #$output "/"
                                                 (basename module))))
-                    (delete-duplicates modules)))))
+                    (delete-duplicates modules))
+
+          ;; Hyphen or underscore?  This database tells us.
+          (write-module-name-database #$output))))
 
   (computed-file "linux-modules" build-exp))