diff --git a/src/unixfork.c b/src/unixfork.c
index 4a1ff17..4a019bf 100644
--- a/src/unixfork.c
+++ b/src/unixfork.c
@@ -91,8 +91,8 @@ int ForkUnixShell(int slot, char *PtySlave, char *termtype, char *shellarg)
     char envstring[64];
     char *argvec[4];
 
-  if (0 > setsid()) /* create us a new session for tty purposes */
-    perror("setsid");
+    if (0 > setsid()) /* create us a new session for tty purposes */
+      perror("setsid");
 
 /* Open the slave side */
     SlaveFD = open(PtySlave, O_RDWR);