diff --git a/tools/miq_config_sssd_ldap/sssd_conf.rb b/tools/miq_config_sssd_ldap/sssd_conf.rb
index 96db5d9ea52..79add1d86dd 100644
--- a/tools/miq_config_sssd_ldap/sssd_conf.rb
+++ b/tools/miq_config_sssd_ldap/sssd_conf.rb
@@ -42,7 +42,7 @@ def create
       LOGGER.debug("Invoked #{self.class}##{__method__}")
 
       begin
-        File.write(dest_path, ERB.new(File.read(src_path), nil, '-').result(binding))
+        File.write(dest_path, ERB.new(File.read(src_path), :trim_mode => '-').result(binding))
         FileUtils.chmod(0o600, dest_path)
       rescue Errno::ENOENT, IndexError => e
         LOGGER.fatal(e.message)