diff --git a/.github/workflows/docker-action.yml b/.github/workflows/docker-action.yml
index aeff0bb..fa046ae 100644
--- a/.github/workflows/docker-action.yml
+++ b/.github/workflows/docker-action.yml
@@ -17,8 +17,6 @@ jobs:
     strategy:
       matrix:
         image:
-          - 'coqorg/coq:8.8'
-          - 'coqorg/coq:8.9'
           - 'coqorg/coq:8.10'
           - 'coqorg/coq:8.11'
           - 'coqorg/coq:8.12'
diff --git a/README.md b/README.md
index d80ead6..fa89449 100644
--- a/README.md
+++ b/README.md
@@ -23,7 +23,7 @@ library.
 - Author(s):
   - Cyril Cohen
 - License: [CeCILL-B](LICENSE)
-- Compatible Coq versions: 8.8 or later
+- Compatible Coq versions: 8.10 or later
 - Additional dependencies:
   - [MathComp ssreflect](https://math-comp.github.io) 1.6 or later
 - Coq namespace: `mathcomp.bigenough`
diff --git a/coq-mathcomp-bigenough.opam b/coq-mathcomp-bigenough.opam
index 1f6af63..c26c70d 100644
--- a/coq-mathcomp-bigenough.opam
+++ b/coq-mathcomp-bigenough.opam
@@ -21,7 +21,7 @@ library."""
 build: [make "-j%{jobs}%"]
 install: [make "install"]
 depends: [
-  "coq" {(>= "8.8" & < "8.15~") | (= "dev")}
+  "coq" {(>= "8.10" & < "8.15~") | (= "dev")}
   "coq-mathcomp-ssreflect" {>= "1.6"}
 ]
 
diff --git a/meta.yml b/meta.yml
index 259829b..1afb2fe 100644
--- a/meta.yml
+++ b/meta.yml
@@ -34,8 +34,8 @@ license:
   identifier: CeCILL-B
 
 supported_coq_versions:
-  text: '8.8 or later'
-  opam: '{(>= "8.8" & < "8.15~") | (= "dev")}'
+  text: '8.10 or later'
+  opam: '{(>= "8.10" & < "8.15~") | (= "dev")}'
 
 dependencies:
 - opam:
@@ -45,8 +45,6 @@ dependencies:
     [MathComp ssreflect](https://math-comp.github.io) 1.6 or later
 
 tested_coq_opam_versions:
-- version: '8.8'
-- version: '8.9'
 - version: '8.10'
 - version: '8.11'
 - version: '8.12'
diff --git a/opam b/opam
deleted file mode 100644
index 356722c..0000000
--- a/opam
+++ /dev/null
@@ -1,17 +0,0 @@
-opam-version: "1.2"
-name: "coq-mathcomp-bigenough"
-version: "1.0.0"
-maintainer: "Cyril Cohen <cyril.cohen@inria.fr>"
-
-homepage: "https://github.com/math-comp/bigenough"
-bug-reports: "https://github.com/math-comp/bigenough/issues"
-license: "CeCILL-B"
-dev-repo: "https://github.com/math-comp/bigenough"
-
-build: [ make "-j" "%{jobs}%" ]
-install: [ make "install" ]
-remove: [ "sh" "-c" "rm -rf '%{lib}%/coq/user-contrib/mathcomp/bigenough'" ]
-depends: [ "coq-mathcomp-ssreflect" { (>= "1.6.0" | = "dev") } ]
-
-tags: [ "keyword:bigenough" "keyword:asymptotic reasoning" "keyword:small scale reflection" "keyword:mathematical components" ]
-authors: [ "Cyril Cohen <cyril.cohen@inria.fr>" ]