diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 07d8b2a736e0e2d9ce0c6b439a8bc7e899dbdf7f..56a094f1eacf5e2ed474b62fe7797fac53e090e7 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -43,7 +43,7 @@ trigger-iris.dev:
     IRIS_REPO: "iris/iris"
     ORC11_REPO: "iris/orc11"
     GPFSL_REPO: "iris/gpfsl"
-    OPAM_PINS: "coq version 8.16.dev   git+https://gitlab.mpi-sws.org/$STDPP_REPO#$STDPP_REV   git+https://gitlab.mpi-sws.org/$IRIS_REPO#$IRIS_REV   git+https://gitlab.mpi-sws.org/$ORC11_REPO#$ORC11_REV   git+https://gitlab.mpi-sws.org/$GPFSL_REPO#$GPFSL_REV"
+    OPAM_PINS: "coq version $NIGHTLY_COQ   git+https://gitlab.mpi-sws.org/$STDPP_REPO#$STDPP_REV   git+https://gitlab.mpi-sws.org/$IRIS_REPO#$IRIS_REV   git+https://gitlab.mpi-sws.org/$ORC11_REPO#$ORC11_REV   git+https://gitlab.mpi-sws.org/$GPFSL_REPO#$GPFSL_REV"
   except:
   only:
   - triggers