diff --git a/units/debug-shell.service.in b/units/debug-shell.service.in
index 1127e68b63..9f3868e106 100644
--- a/units/debug-shell.service.in
+++ b/units/debug-shell.service.in
@@ -9,7 +9,6 @@
 
 [Unit]
 Description=Early root shell on @DEBUGTTY@ FOR DEBUGGING ONLY
-Documentation=man:sushell(8)
 Documentation=man:systemd-debug-generator(8)
 DefaultDependencies=no
 IgnoreOnIsolate=yes