diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 8f497b58d4a14ba2ab4f250493d1d32cbc4ae912..c9050b6611415fc678a81383221d646233b8b6c6 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -74,18 +74,12 @@ build-coq.8.17.1:
     DENY_WARNINGS: "1"
     MANGLE_NAMES: "1"
 
-build-coq.8.16.1:
-  <<: *template
-  variables:
-    OPAM_PINS: "coq version 8.16.1"
-    DENY_WARNINGS: "1"
-
 # The oldest version runs in MRs, without name mangling.
-build-coq.8.15.2:
+build-coq.8.16.1:
   <<: *template
   <<: *branches_and_mr
   variables:
-    OPAM_PINS: "coq version 8.15.2"
+    OPAM_PINS: "coq version 8.16.1"
     DENY_WARNINGS: "1"
 
 trigger-stdpp.dev:
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2226209da8a6f38d943abe892558744af9d2089e..71fffacb89076f44779fead315b2eb387fc63208 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,7 +5,7 @@ lemma.
 
 ## Iris master
 
-Coq 8.13 is no longer supported.
+Coq 8.13, 8.14, and 8.15 are no longer supported.
 
 **Changes in `prelude`:**
 
diff --git a/README.md b/README.md
index dc40c916cd1f70ffb7978afa9c82600c53dbf27a..c7281953a9f52a13d82b8313e1022e2f625eb7c5 100644
--- a/README.md
+++ b/README.md
@@ -30,7 +30,7 @@ Importing Iris has some side effects as the library sets some global options.
 
 This version is known to compile with:
 
- - Coq 8.15.2 / 8.16.1 / 8.17.1 / 8.18.0
+ - Coq 8.16.1 / 8.17.1 / 8.18.0
  - A development version of [std++](https://gitlab.mpi-sws.org/iris/stdpp)
 
 Generally we always aim to support the last two stable Coq releases. Support for