diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index fe89c9d52bc5453db86345f0f92a0332401853f7..9504fbdb532e1d8e3c2d122b2fc640ddc34edbb8 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -40,6 +40,11 @@ build-coq.8.10.dev:
     OCAML: "ocaml-base-compiler.4.07.0"
     OPAM_PINS: "coq version 8.10.dev"
 
+build-coq.8.9.1:
+  <<: *template
+  variables:
+    OPAM_PINS: "coq version 8.9.1"
+
 build-coq.8.9.0:
   <<: *template
   variables:
@@ -73,13 +78,3 @@ build-coq.8.7.2:
   variables:
     OPAM_PINS: "coq version 8.7.2"
 
-build-coq.8.7.1:
-  <<: *template
-  variables:
-    OPAM_PINS: "coq version 8.7.1"
-
-build-coq.8.7.0:
-  <<: *template
-  variables:
-    OPAM_PINS: "coq version 8.7.0"
-
diff --git a/README.md b/README.md
index fd692d30b85f6daa1a6d276d5e6ad39574b5d98a..402e484b9c71bb1bd4e08cc7d84434cf4fbdf1b9 100644
--- a/README.md
+++ b/README.md
@@ -45,7 +45,7 @@ Notably:
 
 This version is known to compile with:
 
- - Coq version 8.7.0 / 8.7.1 / 8.7.2 / 8.8.0 / 8.8.1 / 8.8.2 / 8.9.0
+ - Coq version 8.7.2 / 8.8.0 / 8.8.1 / 8.8.2 / 8.9.0 / 8.9.1
 
 ## Installing via opam
 
diff --git a/opam b/opam
index 92798f4d9119301c480676b3cf1c716698212a22..896371805abde1a5d6ba0fe61f3c428c5b175ade 100644
--- a/opam
+++ b/opam
@@ -11,5 +11,5 @@ build: [make "-j%{jobs}%"]
 install: [make "install"]
 remove: ["rm" "-rf" "%{lib}%/coq/user-contrib/stdpp"]
 depends: [
-  "coq" { (>= "8.7" & < "8.11~") | (= "dev") }
+  "coq" { (>= "8.7.2" & < "8.11~") | (= "dev") }
 ]