diff --git a/Gemfile b/Gemfile
index 553c377..80512c4 100644
--- a/Gemfile
+++ b/Gemfile
@@ -4,6 +4,6 @@ source 'https://rubygems.org'
 gemspec
 
 gem "sqlite3"
-gem "activerecord"
+gem "activerecord", ">= 3.1"
 # gem "activerecord", "~> 3.2.0"
 # gem "activerecord", "~> 3.1.0"
--
libgit2 0.21.0