diff --git a/fwprovider/provider.go b/fwprovider/provider.go
index a50171bb..fd3a9abc 100644
--- a/fwprovider/provider.go
+++ b/fwprovider/provider.go
@@ -95,7 +95,7 @@ func (p *proxmoxProvider) Schema(_ context.Context, _ provider.SchemaRequest, re
 				Sensitive:   true,
 				Validators: []validator.String{
 					stringvalidator.RegexMatches(
-						regexp.MustCompile(`^\S+@\w+!\S+=([a-zA-Z0-9-]+)$`),
+						regexp.MustCompile(`^\S+@\S+!\S+=([a-zA-Z0-9-]+)$`),
 						`must be a valid API token, e.g. 'USER@REALM!TOKENID=UUID'`,
 					),
 				},
diff --git a/proxmoxtf/provider/schema.go b/proxmoxtf/provider/schema.go
index b6608a81..23f93f4d 100644
--- a/proxmoxtf/provider/schema.go
+++ b/proxmoxtf/provider/schema.go
@@ -85,7 +85,7 @@ func createSchema() map[string]*schema.Schema {
 			Sensitive:   true,
 			Description: "The API token for the Proxmox VE API.",
 			ValidateDiagFunc: validation.ToDiagFunc(validation.StringMatch(
-				regexp.MustCompile(`^\S+@\w+!\S+=([a-zA-Z0-9-]+)$`),
+				regexp.MustCompile(`^\S+@\S+!\S+=([a-zA-Z0-9-]+)$`),
 				"Must be a valid API token, e.g. 'USER@REALM!TOKENID=UUID'",
 			)),
 		},