diff --git a/CHANGELOG.md b/CHANGELOG.md
index 022e0f79..95956406 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 [Squint](https://github.com/squint-cljs/squint): ClojureScript syntax to JavaScript compiler
 
+## v0.4.79 (2023-12-09)
+
+- The `children` function in `tree-seq` may return `nil`
+
 ## v0.4.78 (2023-12-09)
 
 - Add `clojure.set/join`
diff --git a/package.json b/package.json
index 27e83914..564e1527 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "name": "squint-cljs",
   "type": "module",
   "sideEffects": false,
-  "version": "0.4.78",
+  "version": "0.4.79",
   "files": [
     "core.js",
     "src/squint/core.js",
diff --git a/test/squint/compiler_test.cljs b/test/squint/compiler_test.cljs
index 4f2e1ea9..0b554906 100644
--- a/test/squint/compiler_test.cljs
+++ b/test/squint/compiler_test.cljs
@@ -2104,7 +2104,8 @@ new Foo();")
     (is (eq [1 1 1 1] (f js-obj)))))
 
 (deftest flatten-test
-  (is (eq [1 2 3 4 3] (jsv! '(vec (flatten '(1 2 (3 (4 (((3))))))))))))
+  (is (eq [1 2 3 4 3] (jsv! '(vec (flatten '(1 2 (3 (4 (((3)))))))))))
+  (is (eq 0 (jsv! '(first (flatten (map range (range))))))))
 
 (deftest counted?-test
   (is (true? (jsv! '(counted? {})))))