diff --git a/components/eppp_link/eppp_sdio_host.c b/components/eppp_link/eppp_sdio_host.c
index d99251e85e..d22728b9ef 100644
--- a/components/eppp_link/eppp_sdio_host.c
+++ b/components/eppp_link/eppp_sdio_host.c
@@ -168,7 +168,7 @@ esp_err_t eppp_sdio_host_rx(esp_netif_t *netif)
     return ESP_OK;
 }
 
-void eppp_sdio_host_deinit()
+void eppp_sdio_host_deinit(void)
 {
     essl_sdio_deinit_dev(s_essl);
     sdmmc_host_deinit();
@@ -189,11 +189,11 @@ esp_err_t eppp_sdio_host_rx(esp_netif_t *netif)
     return ESP_ERR_NOT_SUPPORTED;
 }
 
-void eppp_sdio_host_deinit()
+void eppp_sdio_host_deinit(void)
 {
 }
 
-esp_err_t eppp_sdio_host_init()
+esp_err_t eppp_sdio_host_init(struct eppp_config_sdio_s *config)
 {
     return ESP_ERR_NOT_SUPPORTED;
 }
diff --git a/components/eppp_link/eppp_sdio_slave.c b/components/eppp_link/eppp_sdio_slave.c
index aeb37ffb2c..ef25795706 100644
--- a/components/eppp_link/eppp_sdio_slave.c
+++ b/components/eppp_link/eppp_sdio_slave.c
@@ -162,7 +162,7 @@ esp_err_t eppp_sdio_slave_rx(esp_netif_t *netif)
     return ESP_ERR_NOT_SUPPORTED;
 }
 
-void eppp_sdio_slave_deinit()
+void eppp_sdio_slave_deinit(void)
 {
 }