diff --git a/variables.tf b/variables.tf
index 284eaee..43a5a3e 100644
--- a/variables.tf
+++ b/variables.tf
@@ -760,6 +760,7 @@ variable "apiary_common_producer_iamroles" {
 
 variable "hms_rw_datanucleus_connection_pool_config" {
   type = object({
+    DATANUCLEUS_CONNECTION_POOLING_TYPE                  = string
     DATANUCLEUS_CONNECTION_POOL_MAX_POOLSIZE             = number
     DATANUCLEUS_CONNECTION_POOL_MIN_IDLE                 = number //HikariCP
     DATANUCLEUS_CONNECTION_POOL_LEAK_DETECTION_THRESHOLD = number //HikariCP
@@ -772,6 +773,7 @@ variable "hms_rw_datanucleus_connection_pool_config" {
     DATANUCLEUS_CONNECTION_POOL_REGISTER_MBEANS          = bool   //HikariCP
   })
   default = {
+    DATANUCLEUS_CONNECTION_POOLING_TYPE                  = null
     DATANUCLEUS_CONNECTION_POOL_MAX_POOLSIZE             = null
     DATANUCLEUS_CONNECTION_POOL_MIN_IDLE                 = null
     DATANUCLEUS_CONNECTION_POOL_LEAK_DETECTION_THRESHOLD = null
@@ -844,6 +846,7 @@ EOF
 
 variable "hms_ro_datanucleus_connection_pool_config" {
   type = object({
+    DATANUCLEUS_CONNECTION_POOLING_TYPE                  = string
     DATANUCLEUS_CONNECTION_POOL_MAX_POOLSIZE             = number
     DATANUCLEUS_CONNECTION_POOL_MIN_IDLE                 = number
     DATANUCLEUS_CONNECTION_POOL_LEAK_DETECTION_THRESHOLD = number
@@ -856,6 +859,7 @@ variable "hms_ro_datanucleus_connection_pool_config" {
     DATANUCLEUS_CONNECTION_POOL_REGISTER_MBEANS          = bool
   })
   default = {
+    DATANUCLEUS_CONNECTION_POOLING_TYPE                  = null
     DATANUCLEUS_CONNECTION_POOL_MAX_POOLSIZE             = null
     DATANUCLEUS_CONNECTION_POOL_MIN_IDLE                 = null
     DATANUCLEUS_CONNECTION_POOL_LEAK_DETECTION_THRESHOLD = null