diff --git a/src/hidapi/libusb/hid.c b/src/hidapi/libusb/hid.c
index 1175da99c..dfc9ecb02 100644
--- a/src/hidapi/libusb/hid.c
+++ b/src/hidapi/libusb/hid.c
@@ -480,6 +480,7 @@ static void usb_string_cache_destroy()
 
 	usb_string_cache = NULL;
 	usb_string_cache_size = 0;
+	usb_string_cache_insert_pos = 0;
 }
 
 static struct usb_string_cache_entry *usb_string_cache_insert()