diff --git a/Logging.Formatting.Example/Program.cs b/Logging.Formatting.Example/Program.cs
index e4610ce..c2745d2 100644
--- a/Logging.Formatting.Example/Program.cs
+++ b/Logging.Formatting.Example/Program.cs
@@ -79,7 +79,7 @@
             logger.LogInformation(FarmLog.Milking, "{MilkBuckets} buckets of milk", 3);
         }
 
-        logger.LogInformation(FarmLog.Feeding, "Fat and happy", animal);
+        logger.LogInformation(FarmLog.Feeding, "Fat and happy");
     }
 }
 
diff --git a/README.md b/README.md
index a4c395f..83d4c69 100644
--- a/README.md
+++ b/README.md
@@ -35,7 +35,7 @@ foreach (var animal in new[] { "cows", "pigs", "chickens" })
             logger.LogInformation(FarmLog.Milking, "{MilkBuckets} buckets of milk", 3);
         }
 
-        logger.LogInformation(FarmLog.Feeding, "Fat and happy", animal);
+        logger.LogInformation(FarmLog.Feeding, "Fat and happy");
     }
 }