diff --git a/scripts/devel-stub.conf b/scripts/devel-stub.conf
index e15a73645..315c22ba0 100644
--- a/scripts/devel-stub.conf
+++ b/scripts/devel-stub.conf
@@ -12,6 +12,7 @@ generation:xtypes
 generation:verilog-ams
 iwidth:32
 sys_func:vpi/system.sft
+sys_func:vpi/v2005_math.sft
 sys_func:vpi/va_math.sft
 warnings:implicit
 debug:eval_tree