diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 10442bbec49cb8ee22d5ecd089a318d5324118c8..7a670e6d27c6a17c431d5521302bb4bfe7700f29 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -41,10 +41,11 @@ variables:
 
 ## Build jobs
 
-build-coq.8.15.dev:
+build-coq.8.15.0:
   <<: *template
   variables:
-    OPAM_PINS: "coq version 8.15.dev"
+    OPAM_PINS: "coq version 8.15.0"
+    DENY_WARNINGS: "1"
     MANGLE_NAMES: "1"
 
 build-coq.8.14.1:
diff --git a/README.md b/README.md
index fd619ee5e3a93146fa1e615a395ab386ee00a409..16381ca1b9cfc3631147d731aa8d16b7afde4006 100644
--- a/README.md
+++ b/README.md
@@ -30,7 +30,7 @@ Importing Iris has some side effects as the library sets some global options.
 
 This version is known to compile with:
 
- - Coq 8.13.2 / 8.14.1
+ - Coq 8.13.2 / 8.14.1 / 8.15.0
  - A development version of [std++](https://gitlab.mpi-sws.org/iris/stdpp)
 
 If you need to work with older versions of Coq, you can check out the