diff --git a/opam b/opam
index cc58d9913d34f72e2247e3b02f26fd390bf6d17b..f06960ccca9e868a70460f7335eae7b94d9e80e2 100644
--- a/opam
+++ b/opam
@@ -14,7 +14,7 @@ the type system, and safety proof for some Rust libraries.
 """
 
 depends: [
-  "coq-iris" { (= "dev.2020-09-02.0.d76f0a7f") | (= "dev") }
+  "coq-iris" { (= "dev.2020-09-03.1.7dd1b9af") | (= "dev") }
 ]
 
 build: [make "-j%{jobs}%"]