diff --git a/.ruby-version b/.ruby-version
index eca07e4..ccbccc3 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-2.1.2
+2.2.0
diff --git a/.travis.yml b/.travis.yml
index 0421ea9..76be1a9 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,8 +9,9 @@ before_install:
 
 rvm:
   - 1.9.3
-  - 2.0.0
-  - 2.1.5
+  - 2.0
+  - 2.1
+  - 2.0
   - jruby-19mode
   - rbx-19mode
   - ruby-head
diff --git a/CHANGELOG.md b/CHANGELOG.md
index e301b36..48b462e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## v0.2.5
+
+* Fix build for Travis CI docker containers
+
 ## v0.2.4
 
 * DRY C code and split into files each read/write formats