diff --git a/src/evalvars.c b/src/evalvars.c
index 038d7ed..f5fef04 100644
--- a/src/evalvars.c
+++ b/src/evalvars.c
@@ -160,7 +160,8 @@
     {VV_NAME("python3_version",	 VAR_NUMBER), NULL, VV_RO},
     {VV_NAME("t_typealias",	 VAR_NUMBER), NULL, VV_RO},
     {VV_NAME("t_enum",		 VAR_NUMBER), NULL, VV_RO},
-    {VV_NAME("t_enumvalue",	 VAR_NUMBER), NULL, VV_RO}
+    {VV_NAME("t_enumvalue",	 VAR_NUMBER), NULL, VV_RO},
+    {VV_NAME("stacktrace",	 VAR_LIST), &t_list_string, VV_RO},
 };
 
 // shorthand