diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3a0fd9f..4d7b30b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,7 +3,8 @@ All notable changes to this project will be documented in this file. This change
 
 ## [Unreleased]
 ### Removed
-- `coffi.mem/slice-into` function no longer has an equivalent in panama, but see 2-arity of `coffi.mem/as-segment` for an alternative
+- `:coffi.mem/long-long` primitive type
+- `coffi.mem/slice-into`; the function no longer has an equivalent in panama, but see 2-arity of `coffi.mem/as-segment` for an alternative
 
 ### Changed
 - `coffi.mem/as-segment` no longer has a close action arity
diff --git a/README.md b/README.md
index ddd50a9..48e4e51 100644
--- a/README.md
+++ b/README.md
@@ -110,7 +110,6 @@ Coffi defines a basic set of primitive types:
 - short
 - int
 - long
-- long-long
 - char
 - float
 - double