diff --git a/src/onecfg/lib/config/type/yaml.rb b/src/onecfg/lib/config/type/yaml.rb
index a295f9d5fa..5b3fdf9259 100644
--- a/src/onecfg/lib/config/type/yaml.rb
+++ b/src/onecfg/lib/config/type/yaml.rb
@@ -41,7 +41,11 @@ module OneCfg::Config::Type
         def load(name = @name)
             reset
 
-            @content = YAML.load_file(name)
+            if Gem::Version.new(Psych.const_get(:VERSION)) >= Gem::Version.new('4.0')
+                @content = YAML.load_file(name, aliases: true)
+            else
+                @content = YAML.load_file(name)
+            end
 
             @content
         end