diff --git a/modules/lang/latex/README.org b/modules/lang/latex/README.org
index 2546eda02..f42a3f01d 100644
--- a/modules/lang/latex/README.org
+++ b/modules/lang/latex/README.org
@@ -69,9 +69,9 @@ pacman -S texlive-core
 
 ** TODO macOS
 #+BEGIN_SRC sh
-brew cask install basictex
+brew install --cask basictex
 # If the above doesn't work, then
-brew cask install mactex  # WARNING: large 4gb download!
+brew install --cask mactex  # WARNING: large 4gb download!
 #+END_SRC
 
 #+begin_quote
diff --git a/modules/lang/org/README.org b/modules/lang/org/README.org
index a062b5d01..ace6d4bb2 100644
--- a/modules/lang/org/README.org
+++ b/modules/lang/org/README.org
@@ -184,7 +184,7 @@ esoteric features:
 
 ** MacOS
 #+BEGIN_SRC sh
-brew cask install mactex
+brew install --cask mactex
 brew install gnuplot
 #+END_SRC