diff --git a/lib/device/nvme.c b/lib/device/nvme.c
index aa4a7a947..283a3cec1 100644
--- a/lib/device/nvme.c
+++ b/lib/device/nvme.c
@@ -29,7 +29,6 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <fcntl.h>
-#include <ctype.h>
 #include <limits.h>
 #include <dirent.h>
 #include <errno.h>