diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 510a172072687c274b6e2d6ce7985ea74b53867f..01a636cb8ae05a587d06e930a2f90951eb45224c 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -28,10 +28,10 @@ variables:
 
 ## Build jobs
 
-build-coq.8.19.2:
+build-coq.8.19.1:
   <<: *template
   variables:
-    OPAM_PINS: "coq version 8.19.2"
+    OPAM_PINS: "coq version 8.19.1"
     DENY_WARNINGS: "1"
     OPAM_PKG: "1"
     MANGLE_NAMES: "1"
@@ -41,7 +41,7 @@ build-coq.8.19.2:
 trigger-iris.timing:
   <<: *template
   variables:
-    OPAM_PINS: "coq version 8.19.2   git+https://gitlab.mpi-sws.org/$IRIS_REPO#$IRIS_REV"
+    OPAM_PINS: "coq version 8.19.1   git+https://gitlab.mpi-sws.org/$IRIS_REPO#$IRIS_REV"
   tags:
   - fp-timing
   only:
diff --git a/README.md b/README.md
index 23da1269636242c41fcefcb8b1476484b638d18b..1752c5d2c73bfc0453823d27ee4e20adfdcbd2d9 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ This is a separation logic for ORC11 based on [iGPS] and [FSL]. It has been rece
 
 This version is known to compile with:
 
- - Coq 8.19.2
+ - Coq 8.19.1
  - A development version of [Iris].
 
 The easiest way to install the correct versions of the dependencies is through