diff --git a/src/main/target/COLIBRI_RACE/target.h b/src/main/target/COLIBRI_RACE/target.h
index 8f1f99b587..e5d001cf4f 100644
--- a/src/main/target/COLIBRI_RACE/target.h
+++ b/src/main/target/COLIBRI_RACE/target.h
@@ -20,6 +20,10 @@
 
 #pragma once
 
+// Removed to make the firmware fit into flash (in descending order of priority):
+#undef USE_GYRO_OVERFLOW_CHECK // target does not use affected gyros
+#undef USE_RTC_TIME
+
 #define TARGET_BOARD_IDENTIFIER "CLBR"
 #define BST_DEVICE_NAME         "COLIBRI RACE"
 #define BST_DEVICE_NAME_LENGTH  12