diff --git a/index.bs b/index.bs
index 1a04be7d..9f5c0c9c 100644
--- a/index.bs
+++ b/index.bs
@@ -11457,7 +11457,7 @@ To <dfn>expand a web extension data spec</dfn> given |extension data spec|:
     <dt>|type| is the string "<code>archivePath</code>"
     <dd>
       1. Let |archive path| be |extension data spec|["<code>path</code>"].
-      1. Perform any implementation-defined steps to extract ZIP from |archive path| and let |entry| be a [=directory entry=] representing the extraction result, if this fails return [=error=] with [=error code=] [=invalid web extension=].
+      1. Perform implementation-defined steps to extract ZIP from |archive path|. If this fails return [=error=] with [=error code=] [=invalid web extension=]. Otherwise let |entry| be a [=directory entry=] representing the extraction result. 
 
     <dt>|type| is the string "<code>base64</code>"
     <dd>
@@ -11479,7 +11479,7 @@ The [=remote end steps=] with |command parameters| are:
 
 1. Let |extension directory entry| be the result of [=trying=] to [=expand a web extension data spec=] with |extension data spec|.
 
-1. Perform implementation defined steps to install a web extension from the path specified by |extension directory entry|. If this fails, return [=error=] with [=error code=] [=invalid web extension=]. Otherwise let |extension id| be the unique identifier of the newly installed web extension.
+1. Perform implementation defined steps to install a web extension from |extension directory entry|. If this fails, return [=error=] with [=error code=] [=invalid web extension=]. Otherwise let |extension id| be the unique identifier of the newly installed web extension.
 
 1. Let |result| be a [=/map=] matching the
    <code>webExtension.InstallResult</code> production with the