diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 514739899ea92345e43f9461c9e10d9b9675ae2d..0715df13757c61e369ce807c282305673090b215 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -56,7 +56,7 @@ trigger-iris.dev:
   variables:
     STDPP_REPO: "iris/stdpp"
     IRIS_REPO: "iris/iris"
-    OPAM_PINS: "coq version 8.15.dev   git+https://gitlab.mpi-sws.org/$STDPP_REPO#$STDPP_REV   git+https://gitlab.mpi-sws.org/$IRIS_REPO#$IRIS_REV"
+    OPAM_PINS: "coq version 8.16+rc1   git+https://gitlab.mpi-sws.org/$STDPP_REPO#$STDPP_REV   git+https://gitlab.mpi-sws.org/$IRIS_REPO#$IRIS_REV"
   except:
   only:
     refs:
diff --git a/coq-lambda-rust.opam b/coq-lambda-rust.opam
index d8d0d4ed182566e45cfa32d64d4a937253841e9e..d6eb8d5572e1ea74ca3a2224d1239a1589c7a27c 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.2022-08-11.1.c9223a52") | (= "dev") }
+  "coq-iris" { (= "dev.2022-08-11.5.b6b4b694") | (= "dev") }
 ]
 
 build: [make "-j%{jobs}%"]