diff --git a/main.tf b/main.tf
index 72aa7d4..55cf191 100644
--- a/main.tf
+++ b/main.tf
@@ -10,15 +10,15 @@ terraform {
     }
     keycloak = {
       source = "mrparkers/keycloak"
-      version = "4.3.1"
+      version = "~> 4.3.1"
     }
     proxmox = {
       source = "telmate/proxmox"
-      version = "2.9.8"
+      version = "~> 2.9.8"
     }
     guacamole = {
       source = "techBeck03/guacamole"
-      version = "1.4.1"
+      version = "~> 1.4.1"
     }
   }
   backend "kubernetes" {