how to stop warning: peer certificate won't be verified in this SSL session

gistfile1.txt

require 'net/https'
http = Net::HTTP.new("example.com", 443)
http.use_ssl = true
http.verify_mode = OpenSSL::SSL::VERIFY_PEER
store = OpenSSL::X509::Store.new
store.set_default_paths
http.cert_store = store
# For Windows, use Net::HTTP#ca_file= instead of the above three lines as follows:
# http.ca_file = "/path/to/cacert.pem"
# Root certificates are available at http://curl.haxx.se/ca/cacert.pem
http.start {
  response = http.get("/")
}

http.cert_store = OpenSSL::X509::Store.new.tap { |store| store.set_default_paths }

Wish set_default_paths returned self...