1 files changed, 1 insertions, 1 deletions

diff --git a/firmware/target/arm/as3525/usb-drv-as3525.c b/firmware/target/arm/as3525/usb-drv-as3525.c
index bee9689ae3..0ababd857d 100644
--- a/firmware/target/arm/as3525/usb-drv-as3525.c
+++ b/firmware/target/arm/as3525/usb-drv-as3525.c
@@ -476,7 +476,7 @@ char *make_hex(char *data, int len)
 }
 #endif
 
-void ep_send(int ep, void *ptr, int len)
+static void ep_send(int ep, void *ptr, int len)
 {
     struct usb_dev_dma_desc *uc_desc = endpoints[ep][0].uc_desc;