diff --git a/docs/feature_unicode.md b/docs/feature_unicode.md
index 341084f926..2c6d2ef002 100644
--- a/docs/feature_unicode.md
+++ b/docs/feature_unicode.md
@@ -140,7 +140,7 @@ To set the list of enabled input modes, add the `UNICODE_SELECTED_MODES` define
 ```c
 #define UNICODE_SELECTED_MODES UNICODE_MODE_LINUX
 // or
-#define UNICODE_SELECTED_MODES UNICODE_MODE_MAC, UNICODE_MODE_WINCOMPOSE
+#define UNICODE_SELECTED_MODES UNICODE_MODE_MACOS, UNICODE_MODE_WINCOMPOSE
 ```
 
 These modes can then be cycled through using the `UC_NEXT` and `UC_PREV` keycodes. You can also switch to any input mode, even if it is not specified in `UNICODE_SELECTED_MODES`, using their respective keycodes.
@@ -151,7 +151,7 @@ If your keyboard has working EEPROM, it will remember the last used input mode a
 
 ### ** macOS **
 
-**Mode Name:** `UNICODE_MODE_MAC`
+**Mode Name:** `UNICODE_MODE_MACOS`
 
 macOS has built-in support for Unicode input as its own input source. It supports all possible code points by way of surrogate pairs for code points above `U+FFFF`.
 
diff --git a/keyboards/yampad/keymaps/default/keymap.c b/keyboards/yampad/keymaps/default/keymap.c
index f54d4f33b0..61e6d8ff74 100644
--- a/keyboards/yampad/keymaps/default/keymap.c
+++ b/keyboards/yampad/keymaps/default/keymap.c
@@ -22,6 +22,7 @@ SOFTWARE.
 */
 
 #include QMK_KEYBOARD_H
+#include <stdio.h>
 
 // Each layer gets a name for readability, which is then used in the keymap matrix below.
 // The underscores don't mean anything - you can have a layer called STUFF or any other name.
diff --git a/keyboards/yampad/keymaps/via/keymap.c b/keyboards/yampad/keymaps/via/keymap.c
index f54d4f33b0..61e6d8ff74 100644
--- a/keyboards/yampad/keymaps/via/keymap.c
+++ b/keyboards/yampad/keymaps/via/keymap.c
@@ -22,6 +22,7 @@ SOFTWARE.
 */
 
 #include QMK_KEYBOARD_H
+#include <stdio.h>
 
 // Each layer gets a name for readability, which is then used in the keymap matrix below.
 // The underscores don't mean anything - you can have a layer called STUFF or any other name.
diff --git a/keyboards/yampad/yampad.c b/keyboards/yampad/yampad.c
index 45b0c42484..94eac85089 100644
--- a/keyboards/yampad/yampad.c
+++ b/keyboards/yampad/yampad.c
@@ -15,6 +15,7 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 #include "quantum.h"
+#include <stdio.h>
 
 #if defined(OLED_ENABLE)
 oled_rotation_t oled_init_kb(oled_rotation_t rotation) {