diff --git a/man3/system.3 b/man3/system.3
index a9d07c660..e6da6b708 100644
--- a/man3/system.3
+++ b/man3/system.3
@@ -48,7 +48,11 @@ using
 .BR execl (3)
 as follows:
 .PP
-    execl("/bin/sh", "sh", "-c", command, (char *) 0);
+.in +4n
+.EX
+execl("/bin/sh", "sh", "-c", command, (char *) 0);
+.EE
+.in
 .PP
 .BR system ()
 returns after the command has been completed.