diff --git a/.github/workflows/centreon-collect.yml b/.github/workflows/centreon-collect.yml
index d0c6f70cd30..a643a420bfa 100644
--- a/.github/workflows/centreon-collect.yml
+++ b/.github/workflows/centreon-collect.yml
@@ -131,7 +131,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        distrib: [alma8, alma9, debian-bullseye, debian-bookworm]
+        distrib: [alma8, alma9, debian-bookworm]
 
     runs-on: [self-hosted, collect]
 
@@ -255,11 +255,6 @@ jobs:
             package_extension: rpm
             runner: collect
             arch: amd64
-          - image: centreon-collect-debian-bullseye
-            distrib: bullseye
-            package_extension: deb
-            runner: collect
-            arch: amd64
           - image: centreon-collect-debian-bookworm
             distrib: bookworm
             package_extension: deb
@@ -270,11 +265,6 @@ jobs:
             package_extension: deb
             runner: collect
             arch: amd64
-          - image: centreon-collect-debian-bullseye-arm64
-            distrib: bullseye
-            package_extension: deb
-            runner: collect-arm64
-            arch: arm64
           - image: centreon-collect-debian-bookworm-arm64
             distrib: bookworm
             package_extension: deb
@@ -324,13 +314,6 @@ jobs:
             database_type: mysql
             test_group_name: robot_test-mysql-el9-amd64
             tests_params: '{}'
-          - distrib: bullseye
-            image: centreon-collect-debian-bullseye-arm64-test
-            package_extension: deb
-            arch: arm64
-            database_type: mariadb
-            test_group_name: robot_test-mariadb-bullseye-arm64
-            tests_params: '{}'
           - distrib: bookworm
             image: centreon-collect-debian-bookworm-arm64-test
             package_extension: deb
@@ -448,10 +431,6 @@ jobs:
     strategy:
       matrix:
         include:
-          - distrib: bullseye
-            arch: amd64
-          - distrib: bullseye
-            arch: arm64
           - distrib: bookworm
             arch: amd64
           - distrib: jammy
@@ -485,7 +464,7 @@ jobs:
     runs-on: [self-hosted, common]
     strategy:
       matrix:
-        distrib: [el8, el9, bullseye, bookworm, jammy]
+        distrib: [el8, el9, bookworm, jammy]
 
     steps:
       - name: Checkout sources
diff --git a/.github/workflows/docker-gorgone-testing.yml b/.github/workflows/docker-gorgone-testing.yml
index 6b8aa098d81..45f71466c5f 100644
--- a/.github/workflows/docker-gorgone-testing.yml
+++ b/.github/workflows/docker-gorgone-testing.yml
@@ -28,7 +28,7 @@ jobs:
 
     strategy:
       matrix:
-        distrib: [alma8, alma9, bullseye, bookworm, jammy]
+        distrib: [alma8, alma9, bookworm, jammy]
     steps:
       - name: Checkout sources
         uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
diff --git a/.github/workflows/gorgone.yml b/.github/workflows/gorgone.yml
index c8aa71efdee..683b24a278b 100644
--- a/.github/workflows/gorgone.yml
+++ b/.github/workflows/gorgone.yml
@@ -61,7 +61,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        distrib: [el8, el9, bullseye, bookworm, jammy]
+        distrib: [el8, el9, bookworm, jammy]
         include:
           - package_extension: rpm
             image: packaging-nfpm-alma8
@@ -69,9 +69,6 @@ jobs:
           - package_extension: rpm
             image: packaging-nfpm-alma9
             distrib: el9
-          - package_extension: deb
-            image: packaging-nfpm-bullseye
-            distrib: bullseye
           - package_extension: deb
             image: packaging-nfpm-bookworm
             distrib: bookworm
@@ -139,7 +136,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        distrib: [el8, el9, bullseye, bookworm, jammy]
+        distrib: [el8, el9, bookworm, jammy]
         include:
           - package_extension: rpm
             image: gorgone-testing-alma8
@@ -147,9 +144,6 @@ jobs:
           - package_extension: rpm
             image: gorgone-testing-alma9
             distrib: el9
-          - package_extension: deb
-            image: gorgone-testing-bullseye
-            distrib: bullseye
           - package_extension: deb
             image: gorgone-testing-jammy
             distrib: jammy
@@ -208,14 +202,20 @@ jobs:
           key: ${{ github.sha }}-${{ github.run_id }}-${{ matrix.package_extension }}-${{ matrix.distrib }}
           fail-on-cache-miss: true
 
-      - name: Install gorgogne from just built package
+      - name: Parse distrib name
+        id: parse-distrib
+        uses: ./.github/actions/parse-distrib
+        with:
+          distrib: ${{ matrix.distrib }}
+
+      - name: Install gorgone from just built package
         shell: bash
         run: |
           if [[ "${{ matrix.package_extension }}" == "deb" ]]; then
             apt update
-            apt install -y ./centreon-gorgone*${{ matrix.distrib }}*
+            apt install -y ./centreon-gorgone*${{ steps.parse-distrib.outputs.package_distrib_name }}*
           else
-            dnf install -y ./centreon-gorgone*${{ matrix.distrib }}* ./centreon-gorgone-centreon-config*${{ matrix.distrib }}*
+            dnf install -y ./centreon-gorgone*${{ steps.parse-distrib.outputs.package_distrib_name }}* ./centreon-gorgone-centreon-config*${{ steps.parse-distrib.outputs.package_distrib_name }}*
             # in el8 at least, there is a package for the configuration and a package for the actual code.
             # this is not the case for debian, and for now I don't know why it was made any different between the 2 Os.
           fi
@@ -294,7 +294,7 @@ jobs:
 
     strategy:
       matrix:
-        distrib: [bullseye, bookworm, jammy]
+        distrib: [bookworm, jammy]
 
     steps:
       - name: Checkout sources
@@ -322,7 +322,7 @@ jobs:
     runs-on: [self-hosted, common]
     strategy:
       matrix:
-        distrib: [el8, el9, bullseye, bookworm]
+        distrib: [el8, el9, bookworm]
 
     steps:
       - name: Checkout sources
diff --git a/.github/workflows/libzmq.yml b/.github/workflows/libzmq.yml
index 34dd31bbef9..1f927f19139 100644
--- a/.github/workflows/libzmq.yml
+++ b/.github/workflows/libzmq.yml
@@ -79,10 +79,6 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - image: packaging-nfpm-bullseye
-            distrib: bullseye
-            runner: ubuntu-22.04
-            arch: amd64
           - image: packaging-nfpm-bookworm
             distrib: bookworm
             runner: ubuntu-22.04
@@ -91,10 +87,6 @@ jobs:
             distrib: jammy
             runner: ubuntu-22.04
             arch: amd64
-          - image: packaging-bullseye-arm64
-            distrib: bullseye
-            runner: ["self-hosted", "collect-arm64"]
-            arch: arm64
 
     runs-on: ${{ matrix.runner }}
 
@@ -184,10 +176,6 @@ jobs:
     strategy:
       matrix:
         include:
-          - distrib: bullseye
-            arch: amd64
-          - distrib: bullseye
-            arch: arm64
           - distrib: bookworm
             arch: amd64
           - distrib: jammy
@@ -221,7 +209,7 @@ jobs:
     runs-on: [self-hosted, common]
     strategy:
       matrix:
-        distrib: [el8, el9, bullseye, bookworm, jammy]
+        distrib: [el8, el9, bookworm, jammy]
 
     steps:
       - name: Checkout sources
diff --git a/.github/workflows/lua-curl.yml b/.github/workflows/lua-curl.yml
index ef22e7259f7..7c03702634d 100644
--- a/.github/workflows/lua-curl.yml
+++ b/.github/workflows/lua-curl.yml
@@ -47,12 +47,6 @@ jobs:
             lua_version: 5.4
             runner: ubuntu-24.04
             arch: amd64
-          - package_extension: deb
-            image: centreon-collect-debian-bullseye
-            distrib: bullseye
-            lua_version: 5.3
-            runner: ubuntu-24.04
-            arch: amd64
           - package_extension: deb
             image: centreon-collect-debian-bookworm
             distrib: bookworm
@@ -65,12 +59,6 @@ jobs:
             lua_version: 5.3
             runner: ubuntu-24.04
             arch: amd64
-          - package_extension: deb
-            image: centreon-collect-debian-bullseye-arm64
-            distrib: bullseye
-            lua_version: 5.3
-            runner: ["self-hosted", "collect-arm64"]
-            arch: arm64
           - package_extension: deb
             image: centreon-collect-debian-bookworm-arm64
             distrib: bookworm
@@ -176,10 +164,6 @@ jobs:
     strategy:
       matrix:
         include:
-          - distrib: bullseye
-            arch: amd64
-          - distrib: bullseye
-            arch: arm64
           - distrib: bookworm
             arch: amd64
           - distrib: jammy
@@ -212,7 +196,7 @@ jobs:
     runs-on: [self-hosted, common]
     strategy:
       matrix:
-        distrib: [el8, el9, bullseye, bookworm]
+        distrib: [el8, el9, bookworm]
 
     steps:
       - name: Checkout sources
diff --git a/.version b/.version
index db9a189ef29..c041d54e063 100644
--- a/.version
+++ b/.version
@@ -1,2 +1,2 @@
-MAJOR=24.09
+MAJOR=24.10
 MINOR=0
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 51319732e2a..c8a1785a221 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -118,7 +118,7 @@ endif()
 
 # Version.
 set(COLLECT_MAJOR 24)
-set(COLLECT_MINOR 09)
+set(COLLECT_MINOR 10)
 set(COLLECT_PATCH 0)
 set(COLLECT_VERSION "${COLLECT_MAJOR}.${COLLECT_MINOR}.${COLLECT_PATCH}")
 
diff --git a/gorgone/packaging/centreon-gorgone-centreon-config.yaml b/gorgone/packaging/centreon-gorgone-centreon-config.yaml
index 1a8d3a48ce6..b6485a84883 100644
--- a/gorgone/packaging/centreon-gorgone-centreon-config.yaml
+++ b/gorgone/packaging/centreon-gorgone-centreon-config.yaml
@@ -57,11 +57,11 @@ overrides:
     depends:
       - centreon-gorgone (= ${VERSION}-${RELEASE}${DIST})
     replaces:
-      - centreon-gorgone (<< 24.09.0)
+      - centreon-gorgone (<< 24.10.0)
 
 deb:
   breaks:
-    - centreon-gorgone (<< 24.09.0)
+    - centreon-gorgone (<< 24.10.0)
 
 rpm:
   summary: Configure Centreon Gorgone for use with Centreon Web