From 9a58970551ccd605d76ad2604230bda6d9b5ed77 Mon Sep 17 00:00:00 2001
From: amykang2020 <amykang2020@yahoo.com>
Date: Fri, 1 Sep 2017 15:22:33 -0700
Subject: [PATCH] wording edit

---
 docs/function-file.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/docs/function-file.md b/docs/function-file.md
index d339faf57..0f7f4d93b 100644
--- a/docs/function-file.md
+++ b/docs/function-file.md
@@ -37,7 +37,7 @@ position. You may use it to override the calculated route. If you plan to use
 appended to the image as a tag.
 
 `runtime` represents programming language runtime, for example,
-'go', 'python3', 'java', etc.  The runtime 'docker' will use the existing Dockerfile.
+'go', 'python', 'java', etc.  The runtime 'docker' will use the existing Dockerfile if one exists.
 
 `build` (optional) is an array of local shell calls which are used to help
 building the function.