diff --git a/.travis.yml b/.travis.yml
index d97681e..4db834e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,8 +1,7 @@
 language: ruby
 rvm:
   - 1.8.7
-# TODO: fix ruby 1.9x build issues... 
-#  - 1.9.3
+  - 1.9.3
 # TODO: make this work with the regular rake command
 script: "bundle exec rake spec"
 gemfile:
@@ -12,4 +11,4 @@ before_script:
   - psql -c 'create database database_cleaner_test;' -U postgres
   - cp db/sample.config.yml db/config.yml
 services:
-  - mongodb
\ No newline at end of file
+  - mongodb
diff --git a/Gemfile b/Gemfile
index 099ae23..0992bbc 100755
--- a/Gemfile
+++ b/Gemfile
@@ -3,7 +3,7 @@ source "http://rubygems.org"
 
 group :development do
   gem "rake"
-  gem "ruby-debug"
+  #gem "ruby-debug"
 
   gem "bundler"
   gem "jeweler"
@@ -32,12 +32,21 @@ end
 
 group :test do
   gem "rspec-rails"
-  gem "rspactor"
-  gem "rcov"
-  gem "ZenTest"
+  #gem "rspactor"
+  #gem "rcov"
+  #gem "ZenTest"
 end
 
 group :cucumber do
   gem "cucumber"
-  gem 'sqlite3-ruby'
+end
+
+platforms :mri_18 do
+  gem 'sqlite3-ruby', :group => :cucumber
+  #gem 'mysql', :group => :development
+end
+
+platforms :mri_19 do
+  gem 'sqlite3', :group => :cucumber
+  #gem 'mysql2', :group => :development
 end
diff --git a/Gemfile.lock b/Gemfile.lock
index bf3226e..42fd8c0 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,6 @@
 GEM
   remote: http://rubygems.org/
   specs:
-    ZenTest (4.8.1)
     actionpack (3.2.6)
       activemodel (= 3.2.6)
       activesupport (= 3.2.6)
@@ -29,7 +28,6 @@ GEM
     bson_ext (1.6.4)
       bson (~> 1.6.4)
     builder (3.0.0)
-    columnize (0.3.6)
     couch_potato (0.5.7)
       activemodel
       couchrest (>= 1.0.1)
@@ -113,8 +111,6 @@ GEM
     journey (1.0.4)
     json (1.7.3)
     json_pure (1.4.6)
-    linecache (0.46)
-      rbx-require-relative (> 0.0.4)
     listen (0.4.7)
       rb-fchange (~> 0.0.5)
       rb-fsevent (~> 0.9.1)
@@ -160,13 +156,10 @@ GEM
     rb-fsevent (0.9.1)
     rb-inotify (0.8.8)
       ffi (>= 0.5.0)
-    rbx-require-relative (0.0.9)
-    rcov (1.0.0)
     rdoc (3.12)
       json (~> 1.4)
     rest-client (1.6.7)
       mime-types (>= 1.16)
-    rspactor (0.6.4)
     rspec (2.11.0)
       rspec-core (~> 2.11.0)
       rspec-expectations (~> 2.11.0)
@@ -180,11 +173,6 @@ GEM
       activesupport (>= 3.0)
       railties (>= 3.0)
       rspec (~> 2.11.0)
-    ruby-debug (0.10.4)
-      columnize (>= 0.1)
-      ruby-debug-base (~> 0.10.4.0)
-    ruby-debug-base (0.10.4)
-      linecache (>= 0.3)
     sequel (3.21.0)
     sprockets (2.1.3)
       hike (~> 1.2)
@@ -203,7 +191,6 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
-  ZenTest
   activerecord
   bson_ext
   bundler
@@ -222,10 +209,8 @@ DEPENDENCIES
   mysql2
   pg
   rake
-  rcov
-  rspactor
   rspec-rails
-  ruby-debug
   sequel (~> 3.21.0)
+  sqlite3
   sqlite3-ruby
   tzinfo
diff --git a/spec/database_cleaner/active_record/truncation_spec.rb b/spec/database_cleaner/active_record/truncation_spec.rb
index ee80b52..d046791 100644
--- a/spec/database_cleaner/active_record/truncation_spec.rb
+++ b/spec/database_cleaner/active_record/truncation_spec.rb
@@ -8,7 +8,7 @@ module ActiveRecord
     [MysqlAdapter, Mysql2Adapter, SQLite3Adapter, JdbcAdapter, PostgreSQLAdapter, IBM_DBAdapter].each do |adapter|
       describe adapter, "#truncate_table" do
         it "responds" do
-          adapter.instance_methods.should include('truncate_table')
+          adapter.instance_methods.should include(:truncate_table)
         end
       end
     end