diff --git a/lib/puppetserver/ca/host.rb b/lib/puppetserver/ca/host.rb
index 377f099..3738e62 100644
--- a/lib/puppetserver/ca/host.rb
+++ b/lib/puppetserver/ca/host.rb
@@ -80,7 +80,6 @@ def create_csr(name:, key:, cli_extensions: [], csr_attributes_path: '')
         csr = OpenSSL::X509::Request.new
         csr.public_key = key.public_key
         csr.subject = OpenSSL::X509::Name.new([["CN", name]])
-        csr.version = 2
 
         custom_attributes = get_custom_attributes(csr_attributes_path)
         extension_requests = get_extension_requests(csr_attributes_path)