diff --git a/CHANGELOG.md b/CHANGELOG.md
index cf99be83..c5bbbcae 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,10 @@ For a list of breaking changes, check [here](#breaking-changes).
 
 ## Unreleased
 
+Sci:
+
+- Detect cyclic load dependencies [#531](https://github.com/babashka/babashka/issues/531)
+
 Babashka.nrepl:
 
 - Fix printing in lazy value [#36](https://github.com/babashka/babashka.nrepl/issues/36)
diff --git a/sci b/sci
index 0e844f26..bb09df04 160000
--- a/sci
+++ b/sci
@@ -1 +1 @@
-Subproject commit 0e844f26292acf2ac21e1a20c9dbb64cde17c35a
+Subproject commit bb09df0481e463b454b8be8821f8e26ab1a2b1ae