diff --git a/ParserTools/ParserTools/DefaultLanguageInformation.cs b/ParserTools/ParserTools/DefaultLanguageInformation.cs
index 726d3fabe..ce8306eff 100644
--- a/ParserTools/ParserTools/DefaultLanguageInformation.cs
+++ b/ParserTools/ParserTools/DefaultLanguageInformation.cs
@@ -1161,7 +1161,7 @@ namespace PascalABCCompiler.Parsers
                     sb.Append(parameters[0] + "->" + parameters[1]);
                 else if (parameters.Count == 1)
                 {
-                    if (t.FullName == "System.Predicate`1")
+                    if (t.FullName == "System.Predicate`1" || t.Name == "Predicate`1")
                         sb.Append(parameters[0] + "->boolean");
                     else
                         sb.Append("()->" + parameters[0]);
@@ -1170,7 +1170,7 @@ namespace PascalABCCompiler.Parsers
             }
             else if (parameters.Count > 0)
             {
-                if (t.FullName == "System.Predicate`1")
+                if (t.FullName == "System.Predicate`1" || t.Name == "Predicate`1")
                     sb.Append(parameters[0] + "->boolean");
                 else if (parameters.Count > 1)
                     sb.Append("(" + string.Join(",", parameters.ToArray()) + ")->()");