https://your-domain.atlassian.net/rest/api/3/project/{projectIdOrKey}/type/{newProjectTypeKey}Deprecated, this feature is no longer supported and no alternatives are available, see Convert project to a different template or type. Updates a project type. The project type can be updated for classic projects only, project type cannot be updated for next-gen projects. **Permissions required:** *Administer Jira* global permission.
The project ID or project key (case sensitive).
The key of the new project type.
{
"success": true,
"data": {
"id": "abc123",
"created_at": "2025-01-01T00:00:00Z"
}
}{
"success": false,
"error": {
"code": "VALIDATION_ERROR",
"message": "Invalid request parameters"
}
}curl --request PUT \
--url 'https://your-domain.atlassian.net/rest/api/3/project/{projectIdOrKey}/type/{newProjectTypeKey}' \
--header 'accept: application/json' \
--header 'content-type: application/json'{
"success": true,
"data": {
"id": "abc123",
"created_at": "2025-01-01T00:00:00Z"
}
}https://your-domain.atlassian.net/rest/api/3/project/{projectIdOrKey}/type/{newProjectTypeKey}Deprecated, this feature is no longer supported and no alternatives are available, see Convert project to a different template or type. Updates a project type. The project type can be updated for classic projects only, project type cannot be updated for next-gen projects. **Permissions required:** *Administer Jira* global permission.
The project ID or project key (case sensitive).
The key of the new project type.
{
"success": true,
"data": {
"id": "abc123",
"created_at": "2025-01-01T00:00:00Z"
}
}{
"success": false,
"error": {
"code": "VALIDATION_ERROR",
"message": "Invalid request parameters"
}
}curl --request PUT \
--url 'https://your-domain.atlassian.net/rest/api/3/project/{projectIdOrKey}/type/{newProjectTypeKey}' \
--header 'accept: application/json' \
--header 'content-type: application/json'{
"success": true,
"data": {
"id": "abc123",
"created_at": "2025-01-01T00:00:00Z"
}
}