diff --git a/hardware/Makefile b/hardware/Makefile
index 4e7f050ae..db53a83c6 100644
--- a/hardware/Makefile
+++ b/hardware/Makefile
@@ -54,7 +54,7 @@ top_level      ?= ara_tb
 ifeq ($(vcd_dump), 1)
   questa_version ?= 2019.3
 else
-  questa_version ?= 2021.2
+  questa_version ?= 2021.3
 endif
 # QuestaSim command
 questa_cmd     ?= questa-$(questa_version)