diff --git a/build.py b/build.py
index 7549c22..e670ca4 100644
--- a/build.py
+++ b/build.py
@@ -74,6 +74,8 @@ chapter_to_build_variants = {
         'rei 2019.4.4 win',
         'rei 2019.4.3 unix',
         'rei 2019.4.4 unix',
+        'rei 2019.4.3 mac',
+        'rei 2019.4.4 mac',
     ],
 }
 
diff --git a/compileall.sh b/compileall.sh
index 765a530..3d940c4 100644
--- a/compileall.sh
+++ b/compileall.sh
@@ -25,4 +25,6 @@ cargo run matsuribayashi 2017.2.5 win && \
 cargo run rei 2019.4.3 win && \
 cargo run rei 2019.4.4 win && \
 cargo run rei 2019.4.3 unix && \
-cargo run rei 2019.4.4 unix
+cargo run rei 2019.4.4 unix && \
+cargo run rei 2019.4.3 mac && \
+cargo run rei 2019.4.4 mac