diff --git a/main.tf b/main.tf
index 7b97e02..107c320 100644
--- a/main.tf
+++ b/main.tf
@@ -28,4 +28,10 @@ terraform {
     lock    = true
     ca_file = "/etc/pki/tls/certs/ca-bundle.crt"
   }
+  required_providers {
+    vault = {
+      source = "hashicorp/vault"
+      version = "5.4.0"
+    }
+  }
 }