diff --git a/.github/FUNDING.yml b/.github/FUNDING.yml
index 5121af9d..507a7c47 100644
--- a/.github/FUNDING.yml
+++ b/.github/FUNDING.yml
@@ -1,6 +1,6 @@
 # These are supported funding model platforms
 
-github: # Replace with up to 4 GitHub Sponsors-enabled usernames e.g., [user1, user2]
+github: [Guts,]
 patreon: # Replace with a single Patreon username
 open_collective: # Replace with a single Open Collective username
 ko_fi: # Replace with a single Ko-fi username
diff --git a/.github/workflows/tester.yml b/.github/workflows/tester.yml
index fbfe37af..4230ad56 100644
--- a/.github/workflows/tester.yml
+++ b/.github/workflows/tester.yml
@@ -5,11 +5,13 @@ on:
     branches: [main]
     paths:
       - "**.py"
+      - .github/workflows/tester.yml
 
   pull_request:
     branches: [main]
     paths:
       - "**.py"
+      - .github/workflows/tester.yml
 
 env:
   PROJECT_FOLDER: "qtribu"
@@ -45,7 +47,7 @@ jobs:
     runs-on: ubuntu-latest
 
     container:
-      image: qgis/qgis:release-3_22
+      image: qgis/qgis:release-3_28
       env:
         CI: true
         DISPLAY: ":1"
diff --git a/README.md b/README.md
index 15cc0a46..f445985e 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@
 [![Documentation Builder](https://github.com/geotribu/qtribu/actions/workflows/documentation.yml/badge.svg)](https://github.com/geotribu/qtribu/actions/workflows/documentation.yml)
 [![Packager](https://github.com/geotribu/qtribu/actions/workflows/packager.yml/badge.svg)](https://github.com/geotribu/qtribu/actions/workflows/packager.yml)
 
-Plugin pour QGIS > 3.16
+Plugin pour QGIS > 3.28
 
 Inutile au travail donc forcément indispensable.
 
diff --git a/qtribu/metadata.txt b/qtribu/metadata.txt
index 6c63772d..a722a89c 100644
--- a/qtribu/metadata.txt
+++ b/qtribu/metadata.txt
@@ -16,7 +16,7 @@ tracker=https://github.com/geotribu/qtribu/issues/
 # experimental flag
 deprecated=False
 experimental=False
-qgisMinimumVersion=3.16
+qgisMinimumVersion=3.28
 qgisMaximumVersion=3.99
 
 # versionnement
diff --git a/tests/tests_qgis.dockerfile b/tests/tests_qgis.dockerfile
index 5bbd6397..6b376021 100644
--- a/tests/tests_qgis.dockerfile
+++ b/tests/tests_qgis.dockerfile
@@ -1,4 +1,4 @@
-FROM qgis/qgis:release-3_16
+FROM qgis/qgis:release-3_28
 
 ENV PYTHONDONTWRITEBYTECODE=1