diff --git a/sbin/fsck/main.c b/sbin/fsck/main.c
index ddf189291c9e..f2ac7d307c27 100644
--- a/sbin/fsck/main.c
+++ b/sbin/fsck/main.c
@@ -51,7 +51,6 @@ static const char sccsid[] = "@(#)main.c	8.2 (Berkeley) 1/23/94";
 #include <stdlib.h>
 #include <unistd.h>
 #include <string.h>
-#include <ctype.h>
 #include <stdio.h>
 #include "fsck.h"
 static int	argtoi __P((int flag, char *req, char *str, int base));
diff --git a/sbin/fsck/utilities.c b/sbin/fsck/utilities.c
index e8a872dbc21e..20282159b925 100644
--- a/sbin/fsck/utilities.c
+++ b/sbin/fsck/utilities.c
@@ -45,7 +45,6 @@ static const char sccsid[] = "@(#)utilities.c	8.1 (Berkeley) 6/5/93";
 #include <unistd.h>
 #include <stdarg.h>
 #include <string.h>
-#include <ctype.h>
 #include "fsck.h"
 
 long	diskreads, totalreads;	/* Disk cache statistics */
diff --git a/sbin/fsck_ffs/main.c b/sbin/fsck_ffs/main.c
index ddf189291c9e..f2ac7d307c27 100644
--- a/sbin/fsck_ffs/main.c
+++ b/sbin/fsck_ffs/main.c
@@ -51,7 +51,6 @@ static const char sccsid[] = "@(#)main.c	8.2 (Berkeley) 1/23/94";
 #include <stdlib.h>
 #include <unistd.h>
 #include <string.h>
-#include <ctype.h>
 #include <stdio.h>
 #include "fsck.h"
 static int	argtoi __P((int flag, char *req, char *str, int base));
diff --git a/sbin/fsck_ffs/utilities.c b/sbin/fsck_ffs/utilities.c
index e8a872dbc21e..20282159b925 100644
--- a/sbin/fsck_ffs/utilities.c
+++ b/sbin/fsck_ffs/utilities.c
@@ -45,7 +45,6 @@ static const char sccsid[] = "@(#)utilities.c	8.1 (Berkeley) 6/5/93";
 #include <unistd.h>
 #include <stdarg.h>
 #include <string.h>
-#include <ctype.h>
 #include "fsck.h"
 
 long	diskreads, totalreads;	/* Disk cache statistics */
diff --git a/sbin/fsck_ifs/main.c b/sbin/fsck_ifs/main.c
index ddf189291c9e..f2ac7d307c27 100644
--- a/sbin/fsck_ifs/main.c
+++ b/sbin/fsck_ifs/main.c
@@ -51,7 +51,6 @@ static const char sccsid[] = "@(#)main.c	8.2 (Berkeley) 1/23/94";
 #include <stdlib.h>
 #include <unistd.h>
 #include <string.h>
-#include <ctype.h>
 #include <stdio.h>
 #include "fsck.h"
 static int	argtoi __P((int flag, char *req, char *str, int base));
diff --git a/sbin/fsck_ifs/utilities.c b/sbin/fsck_ifs/utilities.c
index e8a872dbc21e..20282159b925 100644
--- a/sbin/fsck_ifs/utilities.c
+++ b/sbin/fsck_ifs/utilities.c
@@ -45,7 +45,6 @@ static const char sccsid[] = "@(#)utilities.c	8.1 (Berkeley) 6/5/93";
 #include <unistd.h>
 #include <stdarg.h>
 #include <string.h>
-#include <ctype.h>
 #include "fsck.h"
 
 long	diskreads, totalreads;	/* Disk cache statistics */