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-rw-r--r--shared/tinyusb/tusb_config.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/shared/tinyusb/tusb_config.h b/shared/tinyusb/tusb_config.h
index 71769b67c..23dbd14a5 100644
--- a/shared/tinyusb/tusb_config.h
+++ b/shared/tinyusb/tusb_config.h
@@ -118,7 +118,7 @@
#define USBD_STR_STATIC_MAX (USBD_STR_MSC + 1)
#define USBD_EP_STATIC_MAX (EPNUM_MSC_OUT + 1)
#elif CFG_TUD_CDC
-#define USBD_ITF_STATIC_MAX (USBD_ITF_CDC + 1)
+#define USBD_ITF_STATIC_MAX (USBD_ITF_CDC + 2)
#define USBD_STR_STATIC_MAX (USBD_STR_CDC + 1)
#define USBD_EP_STATIC_MAX (((EPNUM_CDC_EP_IN)&~TUSB_DIR_IN_MASK) + 1)
#else // !CFG_TUD_MSC && !CFG_TUD_CDC