diff --git a/docs/terraform_workflow.md b/docs/terraform_workflow.md
index 2e1481e8..feca5018 100644
--- a/docs/terraform_workflow.md
+++ b/docs/terraform_workflow.md
@@ -23,6 +23,7 @@ jobs:
         var_file:           # name of tfvar file e.g "variable.tfvar"
         aws_region:         # specify region eg. us-east-2
         approvers:          # Assignee name for approve apply or destroy step
+        terraform_version:  # Specify terraform version e.g 1.3.6
         destroy:            # If the value is set to true, the workflow proceeds to the destroy step. However, the default value is false
      secrets:
         AWS_ACCESS_KEY_ID:  # Specify AWS Access key ID