diff --git a/chipset/em9301/btstack_chipset_em9301.c b/chipset/em9301/btstack_chipset_em9301.c
index 5ea39d72c..98a0d5689 100644
--- a/chipset/em9301/btstack_chipset_em9301.c
+++ b/chipset/em9301/btstack_chipset_em9301.c
@@ -83,7 +83,7 @@ static void chipset_set_bd_addr_command(bd_addr_t addr, uint8_t *hci_cmd_buffer)
 static void chipset_set_baudrate_command(uint32_t baudrate, uint8_t *hci_cmd_buffer){
 	// lookup baudrates
 	int i;
-	int found;
+	int found = 0;
 	for (i=0;i < sizeof(baudrates)/sizeof(uint32_t);i++){
 		if (baudrates[i] == baudrate){
 			found = i;