diff --git a/libvoice/voice-types.h b/libvoice/voice-types.h
index 74cfb67b65604e11ecf3359af1401ad14f665add..d246732950051634067c8ad1f6c0c2805324be23 100644
--- a/libvoice/voice-types.h
+++ b/libvoice/voice-types.h
@@ -68,6 +68,11 @@ enum call_action {
 	CALL_LAST
 };
 
+typedef enum flash_spec {
+	FLASH_SPEC_UK = 0,
+	FLASH_SPEC_ETSI,
+} flash_spec;
+
 /*
  * UBUS related definitions
  */