5 files changed, 15 insertions, 5 deletions
diff --git a/keyboards/tkc/tkc1800/keymaps/default/keymap.c b/keyboards/tkc/tkc1800/keymaps/default/keymap.c
index 762d5c4ed6..29a19e680d 100644
--- a/keyboards/tkc/tkc1800/keymaps/default/keymap.c
+++ b/keyboards/tkc/tkc1800/keymaps/default/keymap.c
@@ -80,7 +80,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 
 
 #ifdef OLED_ENABLE
-void oled_task_user(void) {
+bool oled_task_user(void) {
     oled_write_P(PSTR("TKC1800\n"),false);
 	// Host Keyboard Layer Status
     oled_write_P(PSTR("Layer: "), false);
@@ -102,5 +102,7 @@ void oled_task_user(void) {
     oled_write_P(led_state.num_lock ? PSTR("NUM ") : PSTR("    "), false);
     oled_write_P(led_state.caps_lock ? PSTR("CAP ") : PSTR("    "), false);
     oled_write_P(led_state.scroll_lock ? PSTR("SCR ") : PSTR("    "), false);
+
+    return false;
 }
 #endif
diff --git a/keyboards/tkc/tkc1800/keymaps/smt/keymap.c b/keyboards/tkc/tkc1800/keymaps/smt/keymap.c
index dd552cee86..9eceaa5bda 100644
--- a/keyboards/tkc/tkc1800/keymaps/smt/keymap.c
+++ b/keyboards/tkc/tkc1800/keymaps/smt/keymap.c
@@ -145,7 +145,7 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
 }
 
 #ifdef OLED_ENABLE
-void oled_task_user(void) {
+bool oled_task_user(void) {
     oled_write_P(PSTR("TKC1800\n"),false);
 	// Host Keyboard Layer Status
     oled_write_P(PSTR("Layer: "), false);
@@ -173,5 +173,7 @@ void oled_task_user(void) {
     oled_write_P(led_state.num_lock ? PSTR("NUM ") : PSTR("    "), false);
     oled_write_P(led_state.caps_lock ? PSTR("CAP ") : PSTR("    "), false);
     oled_write_P(led_state.scroll_lock ? PSTR("SCR ") : PSTR("    "), false);
+
+    return false;
 }
 #endif
diff --git a/keyboards/tkc/tkc1800/keymaps/via/keymap.c b/keyboards/tkc/tkc1800/keymaps/via/keymap.c
index d05a1d420c..74ab1149f6 100644
--- a/keyboards/tkc/tkc1800/keymaps/via/keymap.c
+++ b/keyboards/tkc/tkc1800/keymaps/via/keymap.c
@@ -98,7 +98,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 };
 
 #ifdef OLED_ENABLE
-void oled_task_user(void) {
+bool oled_task_user(void) {
     oled_write_P(PSTR("TKC1800\n"),false);
 	// Host Keyboard Layer Status
     oled_write_P(PSTR("Layer: "), false);
@@ -126,5 +126,7 @@ void oled_task_user(void) {
     oled_write_P(led_state.num_lock ? PSTR("NUM ") : PSTR("    "), false);
     oled_write_P(led_state.caps_lock ? PSTR("CAP ") : PSTR("    "), false);
     oled_write_P(led_state.scroll_lock ? PSTR("SCR ") : PSTR("    "), false);
+
+    return false;
 }
 #endif
diff --git a/keyboards/tkc/tkc1800/keymaps/wkl/keymap.c b/keyboards/tkc/tkc1800/keymaps/wkl/keymap.c
index da8e8b9320..9349af7bcd 100644
--- a/keyboards/tkc/tkc1800/keymaps/wkl/keymap.c
+++ b/keyboards/tkc/tkc1800/keymaps/wkl/keymap.c
@@ -62,7 +62,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 };
 
 #ifdef OLED_ENABLE
-void oled_task_user(void) {
+bool oled_task_user(void) {
     oled_write_P(PSTR("TKC1800\n"),false);
 	// Host Keyboard Layer Status
     oled_write_P(PSTR("Layer: "), false);
@@ -84,5 +84,7 @@ void oled_task_user(void) {
     oled_write_P(led_state.num_lock ? PSTR("NUM ") : PSTR("    "), false);
     oled_write_P(led_state.caps_lock ? PSTR("CAP ") : PSTR("    "), false);
     oled_write_P(led_state.scroll_lock ? PSTR("SCR ") : PSTR("    "), false);
+
+    return false;
 }
 #endif
diff --git a/keyboards/tkc/tkc1800/keymaps/yanfali/keymap.c b/keyboards/tkc/tkc1800/keymaps/yanfali/keymap.c
index cee80a48c7..2ebfe33c3d 100644
--- a/keyboards/tkc/tkc1800/keymaps/yanfali/keymap.c
+++ b/keyboards/tkc/tkc1800/keymaps/yanfali/keymap.c
@@ -62,7 +62,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 };
 
 #ifdef OLED_ENABLE
-void oled_task_user(void) {
+bool oled_task_user(void) {
     oled_write_P(PSTR("TKC1800\n"),false);
 	// Host Keyboard Layer Status
     oled_write_P(PSTR("Layer: "), false);
@@ -84,5 +84,7 @@ void oled_task_user(void) {
     oled_write_P(led_state.num_lock ? PSTR("NUM ") : PSTR("    "), false);
     oled_write_P(led_state.caps_lock ? PSTR("CAP ") : PSTR("    "), false);
     oled_write_P(led_state.scroll_lock ? PSTR("SCR ") : PSTR("    "), false);
+
+    return false;
 }
 #endif