diff --git a/Gemfile.lock b/Gemfile.lock
index 78ef2ae..cffbe93 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -35,7 +35,6 @@ GEM
       mime-types (>= 1.16)
     coderay (1.1.1)
     diff-lcs (1.2.5)
-    ffi (1.9.18)
     ffi (1.9.18-java)
     i18n (0.7.0)
     jdbc-postgres (9.4.1206)
@@ -55,7 +54,7 @@ GEM
       method_source (~> 0.8.1)
       slop (~> 3.4)
       spoon (~> 0.0)
-    rake (11.2.2)
+    rake (12.3.3)
     rspec (3.5.0)
       rspec-core (~> 3.5.0)
       rspec-expectations (~> 3.5.0)