diff --git a/keyboards/converter/ibm_terminal/keymaps/default/rules.mk b/keyboards/converter/ibm_terminal/keymaps/default/rules.mk
index 76d349920..8ff095047 100644
--- a/keyboards/converter/ibm_terminal/keymaps/default/rules.mk
+++ b/keyboards/converter/ibm_terminal/keymaps/default/rules.mk
@@ -12,9 +12,8 @@ BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 MIDI_ENABLE = no            # MIDI controls
 AUDIO_ENABLE = no           # Audio output on port C6
 UNICODE_ENABLE = no         # Unicode
-UNICODEMAP_ENABLE = yes
 BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
-RGBLIGHT_ENABLE = no        # Enable WS2812 RGB underlight. 
+RGBLIGHT_ENABLE = no        # Enable WS2812 RGB underlight.
 PS2_USE_USART = yes
 API_SYSEX_ENABLE = no
 
diff --git a/keyboards/converter/ibm_terminal/rules.mk b/keyboards/converter/ibm_terminal/rules.mk
index 3fa879246..a48038ccd 100644
--- a/keyboards/converter/ibm_terminal/rules.mk
+++ b/keyboards/converter/ibm_terminal/rules.mk
@@ -58,7 +58,6 @@ BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 MIDI_ENABLE = no            # MIDI controls
 AUDIO_ENABLE = no           # Audio output on port C6
 UNICODE_ENABLE = no         # Unicode
-UNICODEMAP_ENABLE = yes
 BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
 RGBLIGHT_ENABLE = no        # Enable WS2812 RGB underlight.
 PS2_USE_USART = yes
diff --git a/keyboards/converter/palm_usb/rules.mk b/keyboards/converter/palm_usb/rules.mk
index 8dfc2ca4d..7374fd955 100644
--- a/keyboards/converter/palm_usb/rules.mk
+++ b/keyboards/converter/palm_usb/rules.mk
@@ -22,7 +22,6 @@ BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 MIDI_ENABLE = no            # MIDI controls
 AUDIO_ENABLE = no           # Audio output on port C6
 UNICODE_ENABLE = no         # Unicode
-UNICODEMAP_ENABLE = no
 BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
 RGBLIGHT_ENABLE = no        # Enable WS2812 RGB underlight.
 # Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
diff --git a/keyboards/converter/sun_usb/rules.mk b/keyboards/converter/sun_usb/rules.mk
index 22311c3d4..db6b5c7ee 100644
--- a/keyboards/converter/sun_usb/rules.mk
+++ b/keyboards/converter/sun_usb/rules.mk
@@ -22,7 +22,6 @@ BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 MIDI_ENABLE = no            # MIDI controls
 AUDIO_ENABLE = no           # Audio output on port C6
 UNICODE_ENABLE = no         # Unicode
-UNICODEMAP_ENABLE = yes
 BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
 RGBLIGHT_ENABLE = no        # Enable WS2812 RGB underlight.
 # Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
diff --git a/quantum/process_keycode/process_unicodemap.c b/quantum/process_keycode/process_unicodemap.c
index cee9acb5f..327402761 100644
--- a/quantum/process_keycode/process_unicodemap.c
+++ b/quantum/process_keycode/process_unicodemap.c
@@ -17,9 +17,6 @@
 #include "process_unicodemap.h"
 #include "process_unicode_common.h"
 
-__attribute__((weak))
-const uint32_t PROGMEM unicode_map[] = {};
-
 void register_hex32(uint32_t hex) {
   bool onzerostart = true;
   for(int i = 7; i >= 0; i--) {
diff --git a/quantum/process_keycode/process_unicodemap.h b/quantum/process_keycode/process_unicodemap.h
index 5764697f8..fe4f97915 100644
--- a/quantum/process_keycode/process_unicodemap.h
+++ b/quantum/process_keycode/process_unicodemap.h
@@ -19,5 +19,7 @@
 #include "quantum.h"
 #include "process_unicode_common.h"
 
+extern const uint32_t PROGMEM unicode_map[];
+
 void unicodemap_input_error(void);
 bool process_unicodemap(uint16_t keycode, keyrecord_t *record);