diff --git a/src/version/fort_version.h b/src/version/fort_version.h
index 7f40324c..80405d54 100644
--- a/src/version/fort_version.h
+++ b/src/version/fort_version.h
@@ -5,7 +5,7 @@
 #define APP_VERSION_MINOR	12
 #define APP_VERSION_PATCH	3
 #define APP_VERSION_STR		"3.12.3"
-#define APP_VERSION_BUILD_STR	""
+#define APP_VERSION_BUILD_STR	"-test01"
 #define APP_VERSION		0x031203
 
 #define APP_NAME		"Fort Firewall"