diff --git a/Gemfile.lock b/Gemfile.lock
index d8181886..a85afbfe 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -245,7 +245,7 @@ GEM
       nokogiri (>= 1.5.9)
     mail (2.7.1)
       mini_mime (>= 0.1.1)
-    marc (1.1.0)
+    marc (1.1.1)
       rexml
       scrub_rb (>= 1.0.1, < 2)
       unf