diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index c391afb7074305d4c9fe0e96965c0b14ffa63d5b..166faac3ab13193c7f7703a20d9e9602aa3b5868 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -28,10 +28,10 @@ variables:
 
 ## Build jobs
 
-build-coq.8.18.0:
+build-coq.8.19.0:
   <<: *template
   variables:
-    OPAM_PINS: "coq version 8.18.0"
+    OPAM_PINS: "coq version 8.19.0"
     DENY_WARNINGS: "1"
     MANGLE_NAMES: "1"
     # Mostly to make the lifetime logic available
@@ -42,7 +42,7 @@ build-coq.8.18.0:
 trigger-iris.timing:
   <<: *template
   variables:
-    OPAM_PINS: "coq version 8.18.0   git+https://gitlab.mpi-sws.org/$IRIS_REPO#$IRIS_REV"
+    OPAM_PINS: "coq version 8.19.0   git+https://gitlab.mpi-sws.org/$IRIS_REPO#$IRIS_REV"
   tags:
   - fp-timing
   only:
diff --git a/README.md b/README.md
index 89744a06f5b5a72c172d4efb6e2e62a5f41a54ff..b4c842e395929fe3f682381a8bb9e6033b3896a0 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ This is the Coq development accompanying lambda-Rust.
 
 This version is known to compile with:
 
- - Coq 8.18.0
+ - Coq 8.19.0
  - A development version of [Iris](https://gitlab.mpi-sws.org/iris/iris)
 
 ## Building from source
diff --git a/_CoqProject b/_CoqProject
index 8a8ef0b08a202d7e2a222d400b22a7e5008e84d7..3a2d7910af2234cd8b0cc0da76c168535411cbc7 100644
--- a/_CoqProject
+++ b/_CoqProject
@@ -8,6 +8,8 @@
 # Cannot use non-canonical projections as it causes massive unification failures
 # (https://github.com/coq/coq/issues/6294).
 -arg -w -arg -redundant-canonical-projection
+# Warning seems incorrect, see https://gitlab.mpi-sws.org/iris/stdpp/-/issues/216
+-arg -w -arg -notation-incompatible-prefix
 
 lifetime/model/definitions.v
 lifetime/model/faking.v