diff --git a/opam b/opam
index abb3912db443ff8f3f3260b2b8d9ffa0fe383140..35a8ce26c61af2d539e56f65cb591e433505b133 100644
--- a/opam
+++ b/opam
@@ -14,7 +14,7 @@ the type system, and safety proof for some Rust libraries.
 """
 
 depends: [
-  "coq-iris" { (= "dev.2020-10-13.1.5558d66d") | (= "dev") }
+  "coq-iris" { (= "dev.2020-10-15.2.f4060bb5") | (= "dev") }
 ]
 
 build: [make "-j%{jobs}%"]