diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 60aa2d5906c2b15df320c42cd57aa41e61104863..9f663c14136575ba2a89e299bd5b220c37847db7 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -49,7 +49,7 @@ build-coq.8.11.2:
 build-iris.dev:
   <<: *template
   variables:
-    OPAM_PINS: "coq version 8.12.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#$IRIS_REV"
+    OPAM_PINS: "coq version 8.13.dev   coq-stdpp.dev git git+https://gitlab.mpi-sws.org/iris/stdpp.git#$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