diff --git a/CHANGELOG.md b/CHANGELOG.md
index 256a755..8927b5c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+1.3
+===
+
+* Arguments to PDB procedures are now automatically wrapped with `GObject.Value()`.
+* Updated the stub file to remove `GObject.Value` as an accepted type for PDB arguments.
+
 1.2
 ===