diff --git a/shell-completion/zsh/_systemctl.in b/shell-completion/zsh/_systemctl.in
index d533734d8d..666649e858 100644
--- a/shell-completion/zsh/_systemctl.in
+++ b/shell-completion/zsh/_systemctl.in
@@ -153,7 +153,7 @@
 # @todo _systemd-run has a helper with the same name, so we must redefine
 __systemctl()
 {
-    systemctl $_sys_service_mgr --full --legend=no --no-pager --plain "$@" 2>/dev/null
+    command systemctl $_sys_service_mgr --full --legend=no --no-pager --plain "$@" 2>/dev/null
 }