diff --git a/sensors/slothd/sddeploy.in b/sensors/slothd/sddeploy.in
index b942a6797e34d41aabf3eb7ede542d003f47daaa..b494c34e9bcd69af68cd1cdfb62d37e6b4cf52ec 100755
--- a/sensors/slothd/sddeploy.in
+++ b/sensors/slothd/sddeploy.in
@@ -119,7 +119,7 @@ sub InstallSlothd($) {
     }
 
     print "starting slothd on $node\n";
-    `$SSH $node /etc/testbed/slothd -f`;
+    `$SSH $node /etc/testbed/slothd`;
     if ($?) {
         return 1;
     }
diff --git a/sensors/slothd/sdisrunning.in b/sensors/slothd/sdisrunning.in
index 1606fea4c1d41c432ef255aabf3235e3e3e7bae9..91ebcd8d976d8a652987104296e7257cb77dad70 100755
--- a/sensors/slothd/sdisrunning.in
+++ b/sensors/slothd/sdisrunning.in
@@ -95,7 +95,7 @@ sub check {
     my $ssh="sshtb -q";
     my $node = shift;
     my $cmd1 = "ps auxwww | grep slothd | grep -v grep";
-    my $cmd2 = "'rm -f /tmp/.sdpid ; /etc/testbed/slothd -f'";
+    my $cmd2 = "'rm -f /tmp/.sdpid ; /etc/testbed/slothd'";
     # Run an ssh command in a child process, protected by an alarm to
     # ensure that the ssh is not hung up forever if the machine is in
     # some funky state.