diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 0c3f452d4a7fbe79e5026492755512ebf3eef4b3..b7093037cfd8bfc21e87e3b75b8a051940ab9d58 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -36,7 +36,7 @@ build-coq.8.12.0:
 build-iris.dev:
   <<: *template
   variables:
-    OPAM_PINS: "coq version dev   coq-stdpp.dev git git+https://gitlab.mpi-sws.org/iris/stdpp.git#$STDPP_REV  coq-iris.dev git git+https://gitlab.mpi-sws.org/iris/iris.git#$IRIS_REV"
+    OPAM_PINS: "coq version dev   coq-stdpp.dev git git+https://gitlab.mpi-sws.org/iris/stdpp.git#$STDPP_REV  coq-iris.dev git git+https://gitlab.mpi-sws.org/iris/iris.git#$IRIS_REV   coq-iris-heap-lang.dev git git+https://gitlab.mpi-sws.org/iris/iris.git#$IRIS_REV"
   except:
   only:
   - triggers