diff --git a/sw/airborne/peripherals/ms5611_i2c.c b/sw/airborne/peripherals/ms5611_i2c.c
index ae7da64d63..c65cb19ddd 100644
--- a/sw/airborne/peripherals/ms5611_i2c.c
+++ b/sw/airborne/peripherals/ms5611_i2c.c
@@ -37,7 +37,7 @@ void ms5611_i2c_init(struct Ms5611_I2c *ms, struct i2c_periph *i2c_p, uint8_t ad
 
   /* slave address */
   ms->i2c_trans.slave_addr = addr;
-  /* set inital status: Success or Done */
+  /* set initial status: Success or Done */
   ms->i2c_trans.status = I2CTransDone;
 
   ms->data_available = FALSE;
diff --git a/sw/airborne/peripherals/ms5611_spi.c b/sw/airborne/peripherals/ms5611_spi.c
index a183163969..5b7e01ab78 100644
--- a/sw/airborne/peripherals/ms5611_spi.c
+++ b/sw/airborne/peripherals/ms5611_spi.c
@@ -51,7 +51,7 @@ void ms5611_spi_init(struct Ms5611_Spi *ms, struct spi_periph *spi_p, uint8_t sl
   ms->spi_trans.input_buf = ms->rx_buf;
   ms->spi_trans.output_buf = ms->tx_buf;
 
-  /* set inital status: Success or Done */
+  /* set initial status: Success or Done */
   ms->spi_trans.status = SPITransDone;
 
   ms->data_available = FALSE;
@@ -63,7 +63,7 @@ void ms5611_spi_init(struct Ms5611_Spi *ms, struct spi_periph *spi_p, uint8_t sl
 void ms5611_spi_start_configure(struct Ms5611_Spi *ms)
 {
   if (ms->status == MS5611_STATUS_UNINIT) {
-    ms->initalized = FALSE;
+    ms->initialized = FALSE;
     ms->prom_cnt = 0;
     ms->tx_buf[0] = MS5611_SOFT_RESET;
     spi_submit(ms->spi_p, &(ms->spi_trans));