diff --git a/common/i2c.c b/common/i2c.c
index 25b17b6bc..53627966e 100644
--- a/common/i2c.c
+++ b/common/i2c.c
@@ -124,6 +124,8 @@ void I2C_Reset_EnterMainProgram(void) {
 // Reset the SIM_Adapter, then enter the bootloader program
 // Reserve for firmware update.
 void I2C_Reset_EnterBootloader(void) {
+	StartTicks();
+	I2C_init();
 	I2C_SetResetStatus(0, 1, 1);
 	WaitMS(100);
 	I2C_SetResetStatus(1, 1, 1);
@@ -801,4 +803,4 @@ void SmartCardSetClock(uint64_t arg0) {
 	cmd_send(CMD_ACK, 1, 0, 0, 0, 0);
 	set_tracing(false);
 	LEDsoff();
-}
\ No newline at end of file
+}