diff --git a/app/models/certificate.rb b/app/models/certificate.rb
index 767576d42..8dabc1b5a 100644
--- a/app/models/certificate.rb
+++ b/app/models/certificate.rb
@@ -81,11 +81,11 @@ class Certificate < ApplicationRecord
     csr_file.rewind
 
     crt_file = Tempfile.new('client_crt')
-    _out, err, _st = Open3.capture3("openssl", "ca", "-config", ENV['openssl_config_path'],
-      "-keyfile", ENV['ca_key_path'],
-      "-cert", ENV['ca_cert_path'],
-      "-extensions", "usr_cert", "-notext", "-md sha256",
-      "-in", csr_file.path, "-out", crt_file.path, "-key", ENV['ca_key_password'], "-batch")
+    _out, err, _st = Open3.capture3('openssl', 'ca', '-config', ENV['openssl_config_path'],
+                                    '-keyfile', ENV['ca_key_path'], '-cert', ENV['ca_cert_path'],
+                                    '-extensions', 'usr_cert', '-notext', '-md sha256',
+                                    '-in', csr_file.path, '-out', crt_file.path, '-key', ENV['ca_key_password'],
+                                    '-batch')
 
     if err.match?(/Data Base Updated/)
       crt_file.rewind