diff --git a/versions.tf b/versions.tf
index ee96780..85eb3af 100644
--- a/versions.tf
+++ b/versions.tf
@@ -5,7 +5,7 @@ terraform {
   required_providers {
     google = {
       source  = "hashicorp/google"
-      version = "~> 4.0"
+      version = ">= 4, < 6"
     }
   }
 }
diff --git a/versions.tm.hcl b/versions.tm.hcl
index a4141d3..3a32c4e 100644
--- a/versions.tm.hcl
+++ b/versions.tm.hcl
@@ -1,10 +1,9 @@
 globals {
-  minimum_terraform_version   = "1.0"
+  minimum_terraform_version = "1.0"
 
-  provider                    = "google"
-  minimum_provider_version    = "4.0"
+  provider = "google"
 
-  provider_version_constraint  = "~> ${global.minimum_provider_version}"
+  provider_version_constraint  = ">= 4, < 6"
   terraform_version_constraint = "~> ${global.minimum_terraform_version}, != 1.1.0, != 1.1.1"
   # we exclude 1.1.0 and 1.1.1 because of:
   # https://github.com/hashicorp/terraform/blob/v1.1/CHANGELOG.md#112-december-17-2021