diff --git a/coq-lambda-rust.opam b/coq-lambda-rust.opam
index b2fbf062b122b853b7c6e468a9c63437f489d44a..b4706cca993506fcb9279683a49836a1cd65635d 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.2022-03-21.1.2125dac3") | (= "dev") }
+  "coq-iris" { (= "dev.2022-04-11.0.a4f8cf17") | (= "dev") }
 ]
 
 build: [make "-j%{jobs}%"]