diff --git a/Gemfile.lock b/Gemfile.lock
index d64a3587..484e6a0f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -186,7 +186,7 @@ GEM
       thread_safe (~> 0.3, >= 0.3.1)
     diff-lcs (1.5.1)
     docile (1.4.0)
-    dockerfile-rails (1.6.14)
+    dockerfile-rails (1.6.16)
       rails (>= 3.0.0)
     dotenv (3.1.2)
     dotenv-rails (3.1.2)