diff --git a/src/os_unix.c b/src/os_unix.c
index faf2847..afc68ff 100644
--- a/src/os_unix.c
+++ b/src/os_unix.c
@@ -4852,7 +4852,7 @@
 # define SEEK_END 2
 #endif
 
-#define SHELL_SPECIAL (char_u *)"\t \"&';<>[\\]|"
+#define SHELL_SPECIAL (char_u *)"\t \"&';<>\\|"
 
 /* ARGSUSED */
     int