diff --git a/core/android_soong_config_vars.mk b/core/android_soong_config_vars.mk
index 769a6f7..e442f72 100644
--- a/core/android_soong_config_vars.mk
+++ b/core/android_soong_config_vars.mk
@@ -262,3 +262,7 @@
 $(call soong_config_set_bool,fs_config,vendor_dlkm,$(if $(BOARD_USES_VENDOR_DLKMIMAGE)$(BOARD_VENDOR_DLKMIMAGE_FILE_SYSTEM_TYPE),true,false))
 $(call soong_config_set_bool,fs_config,odm_dlkm,$(if $(BOARD_USES_ODM_DLKMIMAGE)$(BOARD_ODM_DLKMIMAGE_FILE_SYSTEM_TYPE),true,false))
 $(call soong_config_set_bool,fs_config,system_dlkm,$(if $(BOARD_USES_SYSTEM_DLKMIMAGE)$(BOARD_SYSTEM_DLKMIMAGE_FILE_SYSTEM_TYPE),true,false))
+
+# Variables for telephony
+$(call soong_config_set_bool,telephony,sec_cp_secure_boot,$(if $(filter true,$(SEC_CP_SECURE_BOOT)),true,false))
+$(call soong_config_set_bool,telephony,cbd_protocol_sit,$(if $(filter true,$(CBD_PROTOCOL_SIT)),true,false))