diff --git a/index.bs b/index.bs
index 12e902c7..59172ce5 100644
--- a/index.bs
+++ b/index.bs
@@ -11437,7 +11437,7 @@ The [=remote end steps=] with |session| and |command parameters| are:
 
 1. Let |allow private browsing| be a value of <code>allowPrivateBrowsing</code> field of |command parameters| if present, or false otherwise.
 
-1. Perform any implementation-defined steps to enable extension to be run in private browsing based on the valu of |allow private browsing|.
+1. Perform any implementation-defined steps to enable extension to be run in private browsing based on the value of |allow private browsing|.
 
 1. Let |result| be a [=/map=] matching the
    <code>extensions.InstallResult</code> production with the