diff --git a/nixos/modules/tahoe.nix b/nixos/modules/tahoe.nix
index aa48a59a9b110aa3bed2aae74776e2bf27714c98..a48de57a1d6c65019960cb14936d2710aefcbcd4 100644
--- a/nixos/modules/tahoe.nix
+++ b/nixos/modules/tahoe.nix
@@ -122,10 +122,10 @@ in
               Type = "simple";
               PIDFile = pidfile;
               # Believe it or not, Tahoe is very brittle about the order of
-              # arguments to $(tahoe start). The node directory must come first,
+              # arguments to $(tahoe run). The node directory must come first,
               # and arguments which alter Twisted's behavior come afterwards.
               ExecStart = ''
-                ${settings.package}/bin/tahoe start ${lib.escapeShellArg nodedir} -n -l- --pidfile=${lib.escapeShellArg pidfile}
+                ${settings.package}/bin/tahoe run ${lib.escapeShellArg nodedir} -n -l- --pidfile=${lib.escapeShellArg pidfile}
               '';
             };
             preStart = ''
@@ -220,10 +220,10 @@ in
               Type = "simple";
               PIDFile = pidfile;
               # Believe it or not, Tahoe is very brittle about the order of
-              # arguments to $(tahoe start). The node directory must come first,
+              # arguments to $(tahoe run). The node directory must come first,
               # and arguments which alter Twisted's behavior come afterwards.
               ExecStart = ''
-                ${settings.package}/bin/tahoe start ${lib.escapeShellArg nodedir} -n -l- --pidfile=${lib.escapeShellArg pidfile}
+                ${settings.package}/bin/tahoe run ${lib.escapeShellArg nodedir} -n -l- --pidfile=${lib.escapeShellArg pidfile}
               '';
             };
             preStart = ''