diff --git a/opam b/opam
index 17dd716274d4327388371a67d5f4f7cdea6a726a..62928aa184ab517989457fe73879f347b21adc33 100644
--- a/opam
+++ b/opam
@@ -14,7 +14,7 @@ the type system, and safety proof for some Rust libraries.
 """
 
 depends: [
-  "coq-iris" { (= "dev.2020-05-24.1.76bec8b7") | (= "dev") }
+  "coq-iris" { (= "dev.2020-05-26.1.d80e7abf") | (= "dev") }
 ]
 
 build: [make "-j%{jobs}%"]