diff --git a/guix/scripts/graph.scm b/guix/scripts/graph.scm
index c075e0ec29..6740858d8b 100644
--- a/guix/scripts/graph.scm
+++ b/guix/scripts/graph.scm
@@ -510,7 +510,7 @@ package modules, while attempting to retain user package modules."
               %standard-build-options)
          (option '(#\h "help") #f #f
                  (lambda args
-                   (show-help)
+                   (leave-on-EPIPE (show-help))
                    (exit 0)))
          (option '(#\V "version") #f #f
                  (lambda args