diff --git a/Brewfile b/Brewfile
index 0300bf0..26ab78d 100644
--- a/Brewfile
+++ b/Brewfile
@@ -13,6 +13,7 @@ brew 'libtasn1'
 brew 'libunistring'
 brew 'libxml2'
 brew 'little-cms2'
+brew 'mailutils'
 brew 'ncurses'
 brew 'nettle'
 brew 'pkg-config'