diff --git a/tests/terraform/aws-rds-versions/config.yaml b/tests/terraform/aws-rds-versions/config.yaml
index 308355d..6c0dc87 100644
--- a/tests/terraform/aws-rds-versions/config.yaml
+++ b/tests/terraform/aws-rds-versions/config.yaml
@@ -1,4 +1,4 @@
-engine_version: "16.11" #dai-aws-rds engine:postgres version:16
+engine_version: "16.13" #dai-aws-rds engine:postgres version:16
 
 rds_config:
-  engine_version: "16.11" #dai-aws-rds engine:postgres version:16
+  engine_version: "16.13" #dai-aws-rds engine:postgres version:16
diff --git a/tests/terraform/aws-rds-versions/dev.tfvars b/tests/terraform/aws-rds-versions/dev.tfvars
index a2cbcb8..2eef5b7 100644
--- a/tests/terraform/aws-rds-versions/dev.tfvars
+++ b/tests/terraform/aws-rds-versions/dev.tfvars
@@ -1,7 +1,7 @@
 # latest versions
 
-engine_version = "16.11" #dai-aws-rds engine:postgres version:16
+engine_version = "16.13" #dai-aws-rds engine:postgres version:16
 
 rds_config = {
-  engine_version = "16.11" #dai-aws-rds engine:postgres version:16
+  engine_version = "16.13" #dai-aws-rds engine:postgres version:16
 }
diff --git a/tests/terraform/aws-rds-versions/prod.tfvars b/tests/terraform/aws-rds-versions/prod.tfvars
index bc15aea..25c4cbd 100644
--- a/tests/terraform/aws-rds-versions/prod.tfvars
+++ b/tests/terraform/aws-rds-versions/prod.tfvars
@@ -1,5 +1,5 @@
-engine_version = "16.11" #dai-aws-rds engine:postgres version:16
+engine_version = "16.13" #dai-aws-rds engine:postgres version:16
 
 rds_config = {
-  engine_version = "16.11" #dai-aws-rds engine:postgres version:16
+  engine_version = "16.13" #dai-aws-rds engine:postgres version:16
 }
diff --git a/tests/terraform/aws-rds-versions/variables.tf b/tests/terraform/aws-rds-versions/variables.tf
index c6dafa1..92bfa08 100644
--- a/tests/terraform/aws-rds-versions/variables.tf
+++ b/tests/terraform/aws-rds-versions/variables.tf
@@ -1,14 +1,14 @@
 variable "engine_version" {
   description = "The version of the database engine to use"
   type        = string
-  default     = "16.11" #dai-aws-rds engine:postgres version:16
+  default     = "16.13" #dai-aws-rds engine:postgres version:16
 
 }
 
 variable "rds_config" {
   description = "Configuration for the RDS instance"
   type = object({
-    engine_version = optional(string, "16.11") #dai-aws-rds engine:postgres version:16
+    engine_version = optional(string, "16.13") #dai-aws-rds engine:postgres version:16
   })
   default = {}
 }