diff --git a/.github/workflows/molecule.yml b/.github/workflows/molecule.yml
index 609200d53..aa449cc78 100644
--- a/.github/workflows/molecule.yml
+++ b/.github/workflows/molecule.yml
@@ -52,9 +52,6 @@ jobs:
           - distro: centosstream9
             tag: latest
             namespace: glillico
-          - distro: centosstream8
-            tag: latest
-            namespace: glillico
 
     steps:
       - name: Set TERM environment variable
diff --git a/.github/workflows/molecule_pg_upgrade.yml b/.github/workflows/molecule_pg_upgrade.yml
index a7a9ecd68..d68632623 100644
--- a/.github/workflows/molecule_pg_upgrade.yml
+++ b/.github/workflows/molecule_pg_upgrade.yml
@@ -48,9 +48,6 @@ jobs:
           - distro: centosstream9
             tag: latest
             namespace: glillico
-          - distro: centosstream8
-            tag: latest
-            namespace: glillico
 
     steps:
       - name: Set TERM environment variable
diff --git a/.github/workflows/schedule_pg_centosstream8.yml b/.github/workflows/schedule_pg_centosstream8.yml
deleted file mode 100644
index 14253a858..000000000
--- a/.github/workflows/schedule_pg_centosstream8.yml
+++ /dev/null
@@ -1,33 +0,0 @@
----
-name: scheduled PostgreSQL (CentOS Stream 8)
-
-on:
-  schedule:
-    - cron: "0 0 * * *"
-
-jobs:
-  test:
-    runs-on: ubuntu-latest
-
-    steps:
-      - name: Set TERM environment variable
-        run: echo "TERM=xterm" >> $GITHUB_ENV
-
-      - name: Checkout
-        uses: actions/checkout@v3
-
-      - name: Set up Python 3.10
-        uses: actions/setup-python@v4
-        with:
-          python-version: "3.10"
-
-      - name: Install dependencies
-        run: make bootstrap-dev
-
-      - name: Run Molecule tests
-        run: make molecule-test
-        env:
-          PY_COLORS: "1"
-          ANSIBLE_FORCE_COLOR: "1"
-          IMAGE_DISTRO: centosstream8
-          IMAGE_NAMESPACE: glillico
diff --git a/README.md b/README.md
index d3498e88e..8a4ee7a56 100644
--- a/README.md
+++ b/README.md
@@ -90,9 +90,8 @@ RedHat and Debian based distros (x86_64)
 ###### Supported Linux Distributions:
 - **Debian**: 10, 11, 12
 - **Ubuntu**: 20.04, 22.04
-- **CentOS**: 7, 8
-- **CentOS Stream**: 8, 9
-- **Oracle Linux**: 7, 8, 9
+- **CentOS Stream**: 9
+- **Oracle Linux**: 8, 9
 - **Rocky Linux**: 8, 9
 - **AlmaLinux**: 8, 9
 
@@ -109,7 +108,6 @@ _Table of results of daily automated testing of cluster deployment:_
 | Debian 12    | [![GitHub Workflow Status](https://img.shields.io/github/actions/workflow/status/vitabaks/postgresql_cluster/schedule_pg_debian11.yml?branch=master)](https://github.com/vitabaks/postgresql_cluster/actions/workflows/schedule_pg_debian12.yml) |
 | Ubuntu 20.04 | [![GitHub Workflow Status](https://img.shields.io/github/actions/workflow/status/vitabaks/postgresql_cluster/schedule_pg_ubuntu2004.yml?branch=master)](https://github.com/vitabaks/postgresql_cluster/actions/workflows/schedule_pg_ubuntu2004.yml) |
 | Ubuntu 22.04 | [![GitHub Workflow Status](https://img.shields.io/github/actions/workflow/status/vitabaks/postgresql_cluster/schedule_pg_ubuntu2204.yml?branch=master)](https://github.com/vitabaks/postgresql_cluster/actions/workflows/schedule_pg_ubuntu2204.yml) |
-| CentOS Stream 8 | [![GitHub Workflow Status](https://img.shields.io/github/actions/workflow/status/vitabaks/postgresql_cluster/schedule_pg_centosstream8.yml?branch=master)](https://github.com/vitabaks/postgresql_cluster/actions/workflows/schedule_pg_centosstream8.yml) |
 | CentOS Stream 9 | [![GitHub Workflow Status](https://img.shields.io/github/actions/workflow/status/vitabaks/postgresql_cluster/schedule_pg_centosstream9.yml?branch=master)](https://github.com/vitabaks/postgresql_cluster/actions/workflows/schedule_pg_centosstream9.yml) |
 | Oracle Linux 8 | [![GitHub Workflow Status](https://img.shields.io/github/actions/workflow/status/vitabaks/postgresql_cluster/schedule_pg_oracle_linux8.yml?branch=master)](https://github.com/vitabaks/postgresql_cluster/actions/workflows/schedule_pg_oracle_linux8.yml) |
 | Oracle Linux 9 | [![GitHub Workflow Status](https://img.shields.io/github/actions/workflow/status/vitabaks/postgresql_cluster/schedule_pg_oracle_linux9.yml?branch=master)](https://github.com/vitabaks/postgresql_cluster/actions/workflows/schedule_pg_oracle_linux9.yml) |