diff --git a/CHANGELOG.md b/CHANGELOG.md
index 222cf48..bf3bbfd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,8 @@
 
 ### Added
 
+ * Made internal alias `IntType` and `FloatType` used by the `Value` enum public
+
 ### Removed
 
  * Removed integration tests from shipped crate
diff --git a/src/value/mod.rs b/src/value/mod.rs
index 3c7f50e..5811fee 100644
--- a/src/value/mod.rs
+++ b/src/value/mod.rs
@@ -2,7 +2,10 @@ use error::Error;
 
 mod display;
 
+/// The type used to represent integers in `Value::Int`.
 pub type IntType = i64;
+
+/// The type used to represent floats in `Value::Float`.
 pub type FloatType = f64;
 
 /// The value type used by the parser.