diff --git a/preface.asciidoc b/preface.asciidoc
index 48bb289..21bd0da 100644
--- a/preface.asciidoc
+++ b/preface.asciidoc
@@ -175,6 +175,7 @@ Many contributors offered comments, corrections, and additions to the book as it
 Following is an alphabetically sorted list of all the GitHub contributors, including their GitHub IDs in parentheses:
 
 * Alpha Q. Smith (@alpha_github_id)
+* Brian L. McMichael (@brianmcmichael)
 * Darius E. Parvin (@DariusParvin)
 * Doru Muntean (@chriton)
 * Eduardo Lima III (@elima-iii)