diff --git a/CHANGELOG.md b/CHANGELOG.md
index 65c4c233..a05c228a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,8 @@ Sci:
 
 - Detect cyclic load dependencies [#531](https://github.com/babashka/babashka/issues/531)
 - Pick fn arity independent of written order [#532](https://github.com/babashka/babashka/issues/532) ([@GreshamDanielStephens](https://github.com/GreshamDanielStephens))
+- `(instance? clojure.lang.IAtom 1)` returns `true` [#537](https://github.com/borkdude/sci/issues/537)
+- Add `dissoc!`
 
 Babashka.fs:
 
diff --git a/sci b/sci
index 1702cae3..e3078a96 160000
--- a/sci
+++ b/sci
@@ -1 +1 @@
-Subproject commit 1702cae36e6a676fe0f418a90c993ebbc9d65a58
+Subproject commit e3078a967e2c33675aa3f7cd36df43d788c7a470