diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7f1f0af2..6629d112 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,11 @@
 
 ## 1.2
 
+### 1.2.7
+- Do not query same attribute more than once, fixes
+  [#564](https://github.com/shioyama/mobility/pull/578)
+  ([#577](https://github.com/shioyama/mobility/pull/577))
+
 ### 1.2.6
 - Require mfa on rubygems
   ([#545](https://github.com/shioyama/mobility/pull/545))
diff --git a/README.md b/README.md
index 17617e19..a7ad1d24 100644
--- a/README.md
+++ b/README.md
@@ -55,7 +55,7 @@ Installation
 Add this line to your application's Gemfile:
 
 ```ruby
-gem 'mobility', '~> 1.2.6'
+gem 'mobility', '~> 1.2.7'
 ```
 
 ### ActiveRecord (Rails)
diff --git a/lib/mobility/version.rb b/lib/mobility/version.rb
index d7342fdf..07ee32c6 100644
--- a/lib/mobility/version.rb
+++ b/lib/mobility/version.rb
@@ -8,7 +8,7 @@ def self.gem_version
   module VERSION
     MAJOR = 1
     MINOR = 2
-    TINY = 6
+    TINY = 7
     PRE = nil
 
     STRING = [MAJOR, MINOR, TINY, PRE].compact.join(".")