diff --git a/variables.tf b/variables.tf
index fd5dc66..24b097e 100644
--- a/variables.tf
+++ b/variables.tf
@@ -56,7 +56,7 @@ variable "yb_download_url" {
 
 variable "yb_version" {
   description = "The version number of YugaByteDB to install"
-  default     = "2.20.2.1"
+  default     = "2.21.0.0"
   type        = string
 }