diff --git a/CHANGELOG.md b/CHANGELOG.md
index f2604973..fc514d2a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,18 @@
-## 5.1.1 (Unreleased)
+## 5.?.? (Unreleased)
+
+### Breaking Changes
+
+- None
+
+### Added
+
+- None
+
+### Fixed
+
+- None
+
+## 5.1.1 (2016-05-31)
 
 ### Breaking Changes
 
@@ -11,7 +25,7 @@
 ### Fixed
 
 - [#813](https://github.com/airblade/paper_trail/pull/813) -
-  Fix warning for paper_trail_on_destroy(:after) for pre-releases of AR 5
+  Warning for paper_trail_on_destroy(:after) for pre-releases of AR 5
 - [#651](https://github.com/airblade/paper_trail/issues/651) -
   Bug with installing PT on MySQL <= 5.6
 
diff --git a/lib/paper_trail/version_number.rb b/lib/paper_trail/version_number.rb
index 0e97d397..896204ad 100644
--- a/lib/paper_trail/version_number.rb
+++ b/lib/paper_trail/version_number.rb
@@ -3,7 +3,7 @@ module PaperTrail
   module VERSION
     MAJOR = 5
     MINOR = 1
-    TINY = 0
+    TINY = 1
     PRE = nil
 
     STRING = [MAJOR, MINOR, TINY, PRE].compact.join(".").freeze