diff --git a/projects/rfdsatt/rfdsatt.c b/projects/rfdsatt/rfdsatt.c
index c25a199..3f343a4 100644
--- a/projects/rfdsatt/rfdsatt.c
+++ b/projects/rfdsatt/rfdsatt.c
@@ -61,7 +61,7 @@ void msleep(uint32_t delay)
 
 static void clock_setup(void)
 {
-	rcc_clock_setup_in_hsi_out_48mhz();
+	rcc_clock_setup_pll(&rcc_hsi_configs[RCC_CLOCK_HSI_48MHZ]);
 	/* HCLK=48MHz; ADC=6MHz; APB1=24MHz; APB2=48MHz; USB=48MHz */
 
 	/* tick rate of 1ms */
@@ -97,7 +97,7 @@ static void i2c_setup(void)
 
 #ifdef STM32F1
 	/* APB1 runs at 24 MHz */
-	i2c_set_clock_frequency(I2C1, I2C_CR2_FREQ_24MHZ);
+	i2c_set_clock_frequency(I2C1, 24);
 #endif
 
 	/* 400 kHz fast mode I2C */