diff --git a/CHANGELOG.md b/CHANGELOG.md
index bcc5c951110..04ccf2863a9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,12 +4,36 @@
 
 ### 1. Enhancements
 
+#### Elixir
+
+  * [Kernel] Add `Kernel.get_in/1` with safe nil-handling for access and structs
+  * [String] Add `String.byte_slice/3` to slice a string to a maximum number of bytes while keeping it UTF-8 encoded
+
+#### ExUnit
+
+  * [ExUnit] Propagate the test process itself as a caller in `start_supervised`
+
 #### IEx
 
   * [IEx.Helpers] Warns if `recompile` was called and the current working directory changed
+  * [IEx.Helpers] Add `c/0` as an alias to `continue/0`
+  * [IEx.Pry] Add `IEx.Pry.annotated_quoted/3` to annotate a quoted expression with pry breakpoints
+
+#### Mix
+
+  * [mix test] Add `mix test --breakpoints` that sets up a breakpoint before each test that will run
 
 ### 2. Bug fixes
 
+#### Elixir
+
+  * [Code] Address a bug where AST nodes for `(a -> b)` were not wrapper as part of the literal encoder
+  * [Kernel] Resolve inconsistencies of how `..` and `...` are handled at the AST level
+
+#### IEx
+
+  * [IEx.Helpers] Also update the history size whenever it is pruned
+
 ### 3. Soft deprecations (no warnings emitted)
 
 ### 4. Hard deprecations
@@ -18,6 +42,7 @@
 
   * [IO] Passing `:all` to `IO.read/2` and `IO.binread/2` is deprecated, pass `:eof` instead
   * [Kernel] Single-quote charlists are deprecated, use `~c` instead
+  * [Kernel] Deprecate escaping closing delimiter in uppercase sigils
   * [Range] `left..right` without explicit steps inside patterns and guards is deprecated, write `left..right//step` instead
   * [Range] Decreasing ranges, such as `10..1` without an explicit step is deprecated, write `10..1//-1` instead