diff --git a/Errata.md b/Errata.md
index 6f0ccc256..d906c98c4 100644
--- a/Errata.md
+++ b/Errata.md
@@ -28,5 +28,13 @@ Pieter Le Roux | 12 | 542 | "you can see that the type par
Pieter Le Roux | 12 | 547 | "constructor that takes the initial values for both First and Secondfirst and second and assigns them to First and Second."
Pieter Le Roux | 12 | 551 | "// Use System.ValueTup**l**e prior to C# 7.0 "
Pieter Le Roux | 12 | 579 | "Consider the **I**PairInitializer interface in Listing 12.45."
+Pieter Le Roux | 13 | 602 | "the compiler can seeinfer that the lambda"
Pieter Le Roux | 14 | 639 | Output 14.2: "Enter temperature: 45 Heater: On Error in the application Cooler: Off Enter temperature: 45 Heater: On Cooler: Off There were exceptions thrown by OnTemperatureChange Event subscribers. (Operation is not valid due to the current state of the object.)"
+Pieter Le Roux | 16 | 706 | Reorder keywords to alphabetical order in Listing 16.1, and add missing keywords
+Pieter Le Roux | 16 | 707 | "private static void ShowContextualKeywords1()"
Pieter Le Roux | 16 | 715 | "File.GetLastWriteTime(file**Name**)"
+Pieter Le Roux | 19 | 840 | "(c)(3)"
+Pieter Le Roux | 19 | 792 | lambda expression) prints out hyphens to the console repeatedly.
+for 7.0
+
+after 19.1 for 8.0