diff --git a/actioncable/CHANGELOG.md b/actioncable/CHANGELOG.md
index f0502c06ff..2bf11da463 100644
--- a/actioncable/CHANGELOG.md
+++ b/actioncable/CHANGELOG.md
@@ -3,5 +3,6 @@
     Previously any socket errors were ignored and this made it hard to diagnose socket issues (e.g. as discussed in #28362).
 
     *Edward Poot*
-    
+
+
 Please check [5-1-stable](https://github.com/rails/rails/blob/5-1-stable/actioncable/CHANGELOG.md) for previous changes.
diff --git a/actionpack/CHANGELOG.md b/actionpack/CHANGELOG.md
index 51cec82801..cc908dcc43 100644
--- a/actionpack/CHANGELOG.md
+++ b/actionpack/CHANGELOG.md
@@ -10,4 +10,5 @@
 
     *Julian Nadeau*
 
+
 Please check [5-1-stable](https://github.com/rails/rails/blob/5-1-stable/actionpack/CHANGELOG.md) for previous changes.
diff --git a/actionview/CHANGELOG.md b/actionview/CHANGELOG.md
index 1fc38e76b2..d478f4c437 100644
--- a/actionview/CHANGELOG.md
+++ b/actionview/CHANGELOG.md
@@ -1,6 +1,7 @@
-*   Update distance_of_time_in_words helper to display better error messages
+*   Update `distance_of_time_in_words` helper to display better error messages
     for bad input.
 
     *Jay Hayes*
 
+
 Please check [5-1-stable](https://github.com/rails/rails/blob/5-1-stable/actionview/CHANGELOG.md) for previous changes.
diff --git a/activejob/CHANGELOG.md b/activejob/CHANGELOG.md
index ddfb926e02..77dfdefc05 100644
--- a/activejob/CHANGELOG.md
+++ b/activejob/CHANGELOG.md
@@ -4,4 +4,5 @@
 
     *Steven Bull*
 
+
 Please check [5-1-stable](https://github.com/rails/rails/blob/5-1-stable/activejob/CHANGELOG.md) for previous changes.
diff --git a/activemodel/CHANGELOG.md b/activemodel/CHANGELOG.md
index cdba0cee12..e707a65147 100644
--- a/activemodel/CHANGELOG.md
+++ b/activemodel/CHANGELOG.md
@@ -4,27 +4,27 @@
 
     Change `#values` to only return the not empty values.
 
-     Example:
+    Example:
 
-         # Before
-         person = Person.new
-         person.errors.keys     # => []
-         person.errors.values   # => []
-         person.errors.messages # => {}
-         person.errors[:name]   # => []
-         person.errors.messages # => {:name => []}
-         person.errors.keys     # => [:name]
-         person.errors.values   # => [[]]
+        # Before
+        person = Person.new
+        person.errors.keys     # => []
+        person.errors.values   # => []
+        person.errors.messages # => {}
+        person.errors[:name]   # => []
+        person.errors.messages # => {:name => []}
+        person.errors.keys     # => [:name]
+        person.errors.values   # => [[]]
 
-         # After
-         person = Person.new
-         person.errors.keys     # => []
-         person.errors.values   # => []
-         person.errors.messages # => {}
-         person.errors[:name]   # => []
-         person.errors.messages # => {:name => []}
-         person.errors.keys     # => []
-         person.errors.values   # => []
+        # After
+        person = Person.new
+        person.errors.keys     # => []
+        person.errors.values   # => []
+        person.errors.messages # => {}
+        person.errors[:name]   # => []
+        person.errors.messages # => {:name => []}
+        person.errors.keys     # => []
+        person.errors.values   # => []
 
     *bogdanvlviv*
 
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md
index a229b4eaa2..68f0638e32 100644
--- a/activerecord/CHANGELOG.md
+++ b/activerecord/CHANGELOG.md
@@ -1,4 +1,4 @@
-*   Quote database name in db:create grant statement (when database_user does not have access to create the database).
+*   Quote database name in `db:create` grant statement (when database user does not have access to create the database).
 
     *Rune Philosof*
 
diff --git a/activesupport/CHANGELOG.md b/activesupport/CHANGELOG.md
index a4fc1e34eb..3ce4a0bbab 100644
--- a/activesupport/CHANGELOG.md
+++ b/activesupport/CHANGELOG.md
@@ -18,4 +18,5 @@
 
     *Josh Pencheon*
 
+
 Please check [5-1-stable](https://github.com/rails/rails/blob/5-1-stable/activesupport/CHANGELOG.md) for previous changes.
diff --git a/railties/CHANGELOG.md b/railties/CHANGELOG.md
index e6ef177451..e58086ce93 100644
--- a/railties/CHANGELOG.md
+++ b/railties/CHANGELOG.md
@@ -8,5 +8,4 @@
     *Jan Krutisch*
 
 
-
 Please check [5-1-stable](https://github.com/rails/rails/blob/5-1-stable/railties/CHANGELOG.md) for previous changes.