diff --git a/cat/cat.c b/cat/cat.c
index 211d6e39b..ec9c81fe7 100644
--- a/cat/cat.c
+++ b/cat/cat.c
@@ -29,8 +29,6 @@
 #include <assert.h>
 #include <libintl.h>
 
-#include "c-ctype.h"
-
 #include "guestfs.h"
 #include "options.h"
 #include "windows.h"
diff --git a/cat/log.c b/cat/log.c
index bb3305ffb..0d8dab0f2 100644
--- a/cat/log.c
+++ b/cat/log.c
@@ -34,8 +34,6 @@
 #include <sys/types.h>
 #include <sys/wait.h>
 
-#include "c-ctype.h"
-
 #include "guestfs.h"
 #include "options.h"
 
diff --git a/edit/edit.c b/edit/edit.c
index 7996020d2..20b29636b 100644
--- a/edit/edit.c
+++ b/edit/edit.c
@@ -33,7 +33,6 @@
 #include <utime.h>
 
 #include "xvasprintf.h"
-#include "c-ctype.h"
 
 #include "guestfs.h"
 #include "options.h"