diff --git a/gnu/packages/mail.scm b/gnu/packages/mail.scm
index 127245b03e..edd07065d4 100644
--- a/gnu/packages/mail.scm
+++ b/gnu/packages/mail.scm
@@ -3871,7 +3871,7 @@ (define-public mumi
                      (,go ,(getenv "GUILE_LOAD_COMPILED_PATH"))))
                  #t))))))
       (inputs
-       `(("guile-email" ,guile-email)
+       `(("guile-email" ,guile-email-latest)
          ("guile-fibers" ,guile-fibers)
          ("guile-gcrypt" ,guile-gcrypt)
          ("guile-json" ,guile-json-3)