diff --git a/drivers/net/rckemac.c b/drivers/net/rckemac.c
index dcedd885..0ba62c15 100644
--- a/drivers/net/rckemac.c
+++ b/drivers/net/rckemac.c
@@ -837,10 +837,10 @@ err_t rckemacif_init(struct netif* netif)
 	LWIP_DEBUGF(NETIF_DEBUG, ("  TX Port enable set to %x\n", read_emac(num_emac, EMAC_TX_CONTROL + EMAC_TX_NETWORK_PORT_ENABLE, core)));
 
 	/* Enable interrupt */
-	*((volatile unsigned int*) (FPGA_BASE + IRQ_MASK + core * 2 * 4)) &= ~(1 << num_emac);
-	*((volatile unsigned int*) (FPGA_BASE + IRQ_CONFIG + core * 4)) = EMAC_IRQ_CONFIG;
-	LWIP_DEBUGF(NETIF_DEBUG, ("  IRQ_MASK set to 0x%x\n", *((volatile unsigned int*) (FPGA_BASE + IRQ_MASK + core * 2 * 4))));
-	LWIP_DEBUGF(NETIF_DEBUG, ("  IRQ_CONFIG set to 0x%x\n", *((volatile unsigned int*) (FPGA_BASE + IRQ_CONFIG + core * 2 * 4))));
+	*((volatile unsigned int*) (FPGA_BASE + IRQ_MASK + core * 8)) &= ~(1 << num_emac);
+	//*((volatile unsigned int*) (FPGA_BASE + IRQ_CONFIG + core * 4)) = EMAC_IRQ_CONFIG;
+	LWIP_DEBUGF(NETIF_DEBUG, ("  IRQ_MASK set to 0x%x\n", *((volatile unsigned int*) (FPGA_BASE + IRQ_MASK + core * 8))));
+	//LWIP_DEBUGF(NETIF_DEBUG, ("  IRQ_CONFIG set to 0x%x\n", *((volatile unsigned int*) (FPGA_BASE + IRQ_CONFIG + core * 8))));
 
 	/*
 	 * Initialize the snmp variables and counters inside the struct netif.