diff --git a/extras/ata_id/ata_id.c b/extras/ata_id/ata_id.c
index d407b0fad9..dae464a4dc 100644
--- a/extras/ata_id/ata_id.c
+++ b/extras/ata_id/ata_id.c
@@ -115,8 +115,11 @@ int main(int argc, char *argv[])
 	}
 
 	udev_util_replace_whitespace((char *) id.model, model, 40);
+	udev_util_replace_chars(model, NULL);
 	udev_util_replace_whitespace((char *) id.serial_no, serial, 20);
+	udev_util_replace_chars(serial, NULL);
 	udev_util_replace_whitespace((char *) id.fw_rev, revision, 8);
+	udev_util_replace_chars(revision, NULL);
 
 	if (export) {
 		if ((id.config >> 8) & 0x80) {