diff --git a/static/install.html b/static/install.html
index 5ce54803..ebd0dd08 100644
--- a/static/install.html
+++ b/static/install.html
@@ -291,10 +291,17 @@ curl -O https://releases.grapheneos.org/crosshatch-factory-2020.05.05.02.zip.sig
 
             <p>Reboot into the bootloader interface to begin the flashing procedure.</p>
 
-            <p>Next, extract the factory images and move into the directory:</p>
+            <p>Next, extract the factory images. On Linux:</p>
 
-            <pre>unzip crosshatch-factory-2020.05.05.02.zip
-cd crosshatch-factory-2020.05.05.02</pre>
+            <pre>unzip crosshatch-factory-2020.05.05.02.zip</pre>
+
+            <p>On macOS and Windows:</p>
+
+            <pre>tar xf crosshatch-factory-2020.05.05.02.zip</pre>
+
+            <p>Move into the directory:</p>
+
+            <pre>cd crosshatch-factory-2020.05.05.02</pre>
 
             <p>Flash the images with the flash-all script in the directory. On Linux and macOS:</p>