diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 44fa266c63a9748ad75cb4d6af3c19564fae7a01..016a258cd454741c03624be2c76a634b82128ba3 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -48,11 +48,6 @@ build-coq.8.8.2:
   variables:
     OPAM_PINS: "coq version 8.8.2"
 
-build-coq.8.8.1:
-  <<: *template
-  variables:
-    OPAM_PINS: "coq version 8.8.1"
-
 build-coq.8.8.0:
   <<: *template
   variables:
diff --git a/README.md b/README.md
index b99d813d25eaf9c88d573e28171380fa00d406bc..1d934d4544f04be2f422fd234472639597d749e0 100644
--- a/README.md
+++ b/README.md
@@ -18,7 +18,7 @@ definitions and some derived forms is available in
 
 This version is known to compile with:
 
- - Coq 8.7.1 / 8.7.2 / 8.8.0 / 8.8.1 / 8.8.2 / 8.9.0
+ - Coq 8.7.1 / 8.7.2 / 8.8.0 / 8.8.2 / 8.9.0
  - A development version of [std++](https://gitlab.mpi-sws.org/iris/stdpp)
 
 For a version compatible with Coq 8.6, have a look at the