diff --git a/coq-actris.opam b/coq-actris.opam
index ddd01dbbc24993b62152d1fa4861056615ce507b..60a75a9302583c3044f7b67a3179e5348cb643c8 100644
--- a/coq-actris.opam
+++ b/coq-actris.opam
@@ -8,7 +8,7 @@ bug-reports: "https://gitlab.mpi-sws.org/iris/actris/issues"
 dev-repo: "git+https://gitlab.mpi-sws.org/iris/actris.git"
 
 depends: [
-  "coq-iris-heap-lang" { (= "dev.2023-08-29.5.af0a091b") | (= "dev") }
+  "coq-iris-heap-lang" { (= "dev.2023-09-29.0.4f3a385f") | (= "dev") }
 ]
 
 build: [make "-j%{jobs}%"]