diff --git a/.xbindkeysrc.scm b/.xbindkeysrc.scm
index 295fb17..a58c09a 100644
--- a/.xbindkeysrc.scm
+++ b/.xbindkeysrc.scm
@@ -54,7 +54,7 @@
     (if (string? tag)
         (begin
           (if (member tag tags)
-              (system (string-append "herbstclient merge_tag " tag)))))
+              (run-command (string-append "herbstclient merge_tag " tag)))))
     (reset-main-binding)))
 
 (define (move-to-tag)