diff --git a/README.md b/README.md
index 64bd5ffd..3644a964 100644
--- a/README.md
+++ b/README.md
@@ -175,7 +175,6 @@ Right, Enter, l, ^M | Open file or enter dir
                   S | Toggle disk usage analyzer mode
                   t | Toggle sort by modified time
                   ! | Spawn SHELL in PWD (fallback sh)
-                  z | Run top
                   e | Edit entry in EDITOR (fallback vi)
                   o | Open dir in NNN_DE_FILE_MANAGER
                   p | Open entry in PAGER (fallback less)
diff --git a/config.def.h b/config.def.h
index 7456e9a6..fb17fb3f 100644
--- a/config.def.h
+++ b/config.def.h
@@ -97,7 +97,6 @@ static struct key bindings[] = {
 	/* Show help */
 	{ '?',            SEL_HELP,      "",     "" },
 	/* Run command */
-	{ 'z',            SEL_RUN,       "top",  "" },
 	{ '!',            SEL_RUN,       "sh",   "SHELL" },
 	/* Run command with argument */
 	{ 'e',            SEL_RUNARG,    "vi",   "EDITOR" },
diff --git a/nnn.1 b/nnn.1
index a340f6e4..4b4bbd0c 100644
--- a/nnn.1
+++ b/nnn.1
@@ -75,8 +75,6 @@ Toggle disk usage analyzer mode
 Toggle sort by time modified
 .It Ic \&!
 Spawn SHELL in PWD (fallback sh)
-.It Ic z
-Run the system top utility.
 .It Ic e
 Open current entry in EDITOR (fallback vi)
 .It Ic o
diff --git a/nnn.c b/nnn.c
index ccc0c577..1b3aadb9 100644
--- a/nnn.c
+++ b/nnn.c
@@ -1270,7 +1270,6 @@ show_help(void)
                     S | Toggle disk usage analyzer mode\n\
                     t | Toggle sort by modified time\n\
                     ! | Spawn SHELL in PWD (fallback sh)\n\
-                    z | Run top\n\
                     e | Edit entry in EDITOR (fallback vi)\n\
                     o | Open dir in NNN_DE_FILE_MANAGER\n\
                     p | Open entry in PAGER (fallback less)\n\