diff --git a/src/btstack_uart_block.h b/src/btstack_uart_block.h
index 4fce8b782..6686cbc13 100644
--- a/src/btstack_uart_block.h
+++ b/src/btstack_uart_block.h
@@ -149,6 +149,6 @@ typedef struct {
 const btstack_uart_block_t * btstack_uart_block_posix_instance(void);
 const btstack_uart_block_t * btstack_uart_block_windows_instance(void);
 const btstack_uart_block_t * btstack_uart_block_embedded_instance(void);
-const btstack_uart_block_t * btstack_uart_block_freertos_single_threaded_instance(void);
+const btstack_uart_block_t * btstack_uart_block_freertos_instance(void);
 
 #endif