diff --git a/drivers/mmcsd/CMakeLists.txt b/drivers/mmcsd/CMakeLists.txt
index 5728f7046f1..7aece349ea7 100644
--- a/drivers/mmcsd/CMakeLists.txt
+++ b/drivers/mmcsd/CMakeLists.txt
@@ -26,7 +26,7 @@ if(CONFIG_MMCSD)
   # Include MMC/SD drivers
 
   if(CONFIG_MMCSD_SDIO)
-    list(APPEND SRCS mmcsd_sdio.c)
+    list(APPEND SRCS mmcsd_sdio.c sdio.c)
   endif()
 
   if(CONFIG_MMCSD_SPI)