diff --git a/components/drivers/i2c/i2c-bit-ops.c b/components/drivers/i2c/i2c-bit-ops.c
index 08fa5a8..17ce9df 100644
--- a/components/drivers/i2c/i2c-bit-ops.c
+++ b/components/drivers/i2c/i2c-bit-ops.c
@@ -50,6 +50,7 @@ static rt_err_t SCL_H(struct rt_i2c_bit_ops *ops)
         goto done;
 
     start = rt_tick_get();
+    i2c_delay(ops);
     while (!GET_SCL(ops))
     {
         if ((rt_tick_get() - start) > ops->timeout)