diff --git a/coq-lambda-rust.opam b/coq-lambda-rust.opam
index 86a54f3013d3de75e55d9ede81d6cb09c62f97f2..3fa8f5e812af2394467a96899c657b542834d296 100644
--- a/coq-lambda-rust.opam
+++ b/coq-lambda-rust.opam
@@ -13,7 +13,7 @@ the type system, and safety proof for some Rust libraries.
 """
 
 depends: [
-  "coq-iris" { (= "dev.2022-06-27.2.fd103ad0") | (= "dev") }
+  "coq-iris" { (= "dev.2022-06-28.0.b337ca8c") | (= "dev") }
 ]
 
 build: [make "-j%{jobs}%"]