diff --git a/opam b/opam
index 5b6c578f9e23ecc9f8c2e36818151d535fc70fad..64e6a001c28f5e5e130cf80977b27455faeeda16 100644
--- a/opam
+++ b/opam
@@ -11,5 +11,5 @@ build: [make "-j%{jobs}%"]
 install: [make "install"]
 remove: [ "sh" "-c" "rm -rf '%{lib}%/coq/user-contrib/lrust'" ]
 depends: [
-  "coq-iris" { (= "dev.2019-04-07.4.4760ad33") | (= "dev") }
+  "coq-iris" { (= "dev.2019-04-23.0.3f7f9f4e") | (= "dev") }
 ]