diff --git a/docs/resources/team_environment_assignment.md b/docs/resources/team_environment_assignment.md
index a92d0091..3a5c5e41 100644
--- a/docs/resources/team_environment_assignment.md
+++ b/docs/resources/team_environment_assignment.md
@@ -38,11 +38,17 @@ resource "env0_custom_role" "custom_role" {
   ]
 }
 
-resource "env0_team_environment_assignment" "assignment" {
+resource "env0_team_environment_assignment" "custom_role_assignment" {
   team_id        = env0_team.team.id
   environment_id = env0_environment.environment.id
   role_id        = env0_custom_role.custom_role.id
 }
+
+resource "env0_team_environment_assignment" "builtin_role_assignment" {
+  team_id        = env0_team.team.id
+  environment_id = env0_environment.environment.id
+  role_id        = "Viewer"
+}
 ```
 
 <!-- schema generated by tfplugindocs -->
@@ -51,7 +57,7 @@ resource "env0_team_environment_assignment" "assignment" {
 ### Required
 
 - `environment_id` (String) id of the environment
-- `role_id` (String) id of the assigned role
+- `role_id` (String) id of the assigned custom role. The following built-in roles can be passed as well: `Viewer`, `Planner`, `Deployer`, `Admin`
 - `team_id` (String) id of the team
 
 ### Read-Only
diff --git a/docs/resources/team_organization_assignment.md b/docs/resources/team_organization_assignment.md
index 3cc105e5..0b75f698 100644
--- a/docs/resources/team_organization_assignment.md
+++ b/docs/resources/team_organization_assignment.md
@@ -25,10 +25,15 @@ resource "env0_custom_role" "custom_role" {
   ]
 }
 
-resource "env0_team_organization_assignment" "assignment" {
+resource "env0_team_organization_assignment" "custom_role_assignment" {
   team_id = env0_team.team.id
   role_id = env0_custom_role.custom_role.id
 }
+
+resource "env0_team_organization_assignment" "builtin_role_assignment" {
+  team_id = env0_team.team.id
+  role_id = "Admin"
+}
 ```
 
 <!-- schema generated by tfplugindocs -->
@@ -36,7 +41,7 @@ resource "env0_team_organization_assignment" "assignment" {
 
 ### Required
 
-- `role_id` (String) id of the assigned role
+- `role_id` (String) id of the assigned custom role. The following built-in roles can be passed as well: `User`, `Admin`
 - `team_id` (String) id of the team
 
 ### Read-Only
diff --git a/env0/resource_team_environment_assignment.go b/env0/resource_team_environment_assignment.go
index 88443396..b417786d 100644
--- a/env0/resource_team_environment_assignment.go
+++ b/env0/resource_team_environment_assignment.go
@@ -31,7 +31,7 @@ func resourceTeamEnvironmentAssignment() *schema.Resource {
 			},
 			"role_id": {
 				Type:             schema.TypeString,
-				Description:      "id of the assigned role",
+				Description:      "id of the assigned custom role. The following built-in roles can be passed as well: `Viewer`, `Planner`, `Deployer`, `Admin`",
 				Required:         true,
 				ValidateDiagFunc: ValidateNotEmptyString,
 			},
diff --git a/env0/resource_team_organization_assignment.go b/env0/resource_team_organization_assignment.go
index 513523c2..27ff2606 100644
--- a/env0/resource_team_organization_assignment.go
+++ b/env0/resource_team_organization_assignment.go
@@ -27,7 +27,7 @@ func resourceTeamOrganizationAssignment() *schema.Resource {
 			},
 			"role_id": {
 				Type:             schema.TypeString,
-				Description:      "id of the assigned role",
+				Description:      "id of the assigned custom role. The following built-in roles can be passed as well: `User`, `Admin`",
 				Required:         true,
 				ValidateDiagFunc: ValidateNotEmptyString,
 			},
diff --git a/examples/resources/env0_team_environment_assignment/resource.tf b/examples/resources/env0_team_environment_assignment/resource.tf
index a24e9829..3fdc361e 100644
--- a/examples/resources/env0_team_environment_assignment/resource.tf
+++ b/examples/resources/env0_team_environment_assignment/resource.tf
@@ -23,8 +23,14 @@ resource "env0_custom_role" "custom_role" {
   ]
 }
 
-resource "env0_team_environment_assignment" "assignment" {
+resource "env0_team_environment_assignment" "custom_role_assignment" {
   team_id        = env0_team.team.id
   environment_id = env0_environment.environment.id
   role_id        = env0_custom_role.custom_role.id
 }
+
+resource "env0_team_environment_assignment" "builtin_role_assignment" {
+  team_id        = env0_team.team.id
+  environment_id = env0_environment.environment.id
+  role_id        = "Viewer"
+}
diff --git a/examples/resources/env0_team_organization_assignment/resource.tf b/examples/resources/env0_team_organization_assignment/resource.tf
index ea225cd4..22e51282 100644
--- a/examples/resources/env0_team_organization_assignment/resource.tf
+++ b/examples/resources/env0_team_organization_assignment/resource.tf
@@ -10,7 +10,12 @@ resource "env0_custom_role" "custom_role" {
   ]
 }
 
-resource "env0_team_organization_assignment" "assignment" {
+resource "env0_team_organization_assignment" "custom_role_assignment" {
   team_id = env0_team.team.id
   role_id = env0_custom_role.custom_role.id
 }
+
+resource "env0_team_organization_assignment" "builtin_role_assignment" {
+  team_id = env0_team.team.id
+  role_id = "Admin"
+}