diff --git a/static/install.html b/static/install.html
index fbe7ebe1..7e2bb8c6 100644
--- a/static/install.html
+++ b/static/install.html
@@ -105,7 +105,7 @@
 
             <p>You need an updated copy of the <code>fastboot</code> tool and it needs to be
             included in your <code>PATH</code> environment variable. You can run <code>fastboot
-            --version</code> to determine the current version. It should be at least
+            --version</code> to determine the current version. It must be at least
             <code>28.0.2</code>. You can use a distribution package for this, but most of them
             mistakenly package development snapshots of fastboot, clobber the standard version
             scheme for platform-tools (adb, fastboot, etc.) with their own scheme and don't keep