diff --git a/Appraisals b/Appraisals
index ec90e47..cfa0051 100644
--- a/Appraisals
+++ b/Appraisals
@@ -1,7 +1,3 @@
-appraise "fluentd v0.10" do
-  gem "fluentd", "~> 0.10.46"
-end
-
 appraise "fluentd v0.12" do
   gem "fluentd", "~> 0.12.0"
 end
diff --git a/gemfiles/fluentd_v0.10.gemfile b/gemfiles/fluentd_v0.10.gemfile
deleted file mode 100644
index edeca6e..0000000
--- a/gemfiles/fluentd_v0.10.gemfile
+++ /dev/null
@@ -1,8 +0,0 @@
-# This file was generated by Appraisal
-
-source "http://rubygems.org"
-
-gem "fluentd", "~> 0.10.46"
-
-gemspec :path => "../"
-