diff --git a/src/main/drivers/bus_spi.c b/src/main/drivers/bus_spi.c
index ce33d7b0eb..b411c38457 100644
--- a/src/main/drivers/bus_spi.c
+++ b/src/main/drivers/bus_spi.c
@@ -126,6 +126,7 @@ void spiInitDevice(SPIDevice device)
     IOConfigGPIOAF(IOGetByTag(spi->mosi), SPI_IO_AF_CFG, spi->af);
 
     if (spi->nss) {
+        IOInit(IOGetByTag(spi->nss), OWNER_SPI_CS, RESOURCE_INDEX(device));
         IOConfigGPIOAF(IOGetByTag(spi->nss), SPI_IO_CS_CFG, spi->af);
     }
 #endif
@@ -135,6 +136,7 @@ void spiInitDevice(SPIDevice device)
     IOConfigGPIO(IOGetByTag(spi->mosi), SPI_IO_AF_MOSI_CFG);
 
     if (spi->nss) {
+        IOInit(IOGetByTag(spi->nss), OWNER_SPI_CS, RESOURCE_INDEX(device));
         IOConfigGPIO(IOGetByTag(spi->nss), SPI_IO_CS_CFG);
     }
 #endif