diff --git a/drivers/mmcsd/mmcsd_debug.c b/drivers/mmcsd/mmcsd_debug.c
index 817c0272c1c..62cec090203 100644
--- a/drivers/mmcsd/mmcsd_debug.c
+++ b/drivers/mmcsd/mmcsd_debug.c
@@ -85,7 +85,9 @@
 void mmcsd_dmpcsd(FAR const uint8_t *csd, uint8_t cardtype)
 {
   bool mmc = (cardtype == MMCSD_CARDTYPE_MMC);
+#if defined(CONFIG_DEBUG_FS_INFO)
   bool sd2 = (MMCSD_CSD_CSDSTRUCT(csd) == 1);
+#endif
 
   finfo("CSD\n");
   finfo("  CSD_STRUCTURE:           1.%d\n",   MMCSD_CSD_CSDSTRUCT(csd));
diff --git a/drivers/syslog/syslog_console.c b/drivers/syslog/syslog_console.c
index 0771a04562c..422e16a166c 100644
--- a/drivers/syslog/syslog_console.c
+++ b/drivers/syslog/syslog_console.c
@@ -47,6 +47,8 @@
 #include <nuttx/fs/fs.h>
 #include <nuttx/syslog/syslog.h>
 
+#include "syslog.h"
+
 /****************************************************************************
  * Private Function Prototypes
  ****************************************************************************/
diff --git a/fs/procfs/fs_procfsmeminfo.c b/fs/procfs/fs_procfsmeminfo.c
index b6010aedc5b..abcf52aac16 100644
--- a/fs/procfs/fs_procfsmeminfo.c
+++ b/fs/procfs/fs_procfsmeminfo.c
@@ -54,6 +54,7 @@
 
 #include <nuttx/kmalloc.h>
 #include <nuttx/pgalloc.h>
+#include <nuttx/progmem.h>
 #include <nuttx/mm/mm.h>
 #include <nuttx/fs/fs.h>
 #include <nuttx/fs/procfs.h>