diff --git a/README.md b/README.md
index 372786afe87621ef30df85b384f02d51cca90658..f2d886a3ecc2e26beef50a403b01864f359f1c6b 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@ The Python template uses some global configuration used throughout all jobs.
 
 | Name                 | description                                                                           | default value      |
 | -------------------- | ------------------------------------------------------------------------------------- | ------------------ |
-| `PYTHON_IMAGE`       | The Docker image used to run Python <br/>:warning: **set the version required by your project** | `python:3` |
+| `PYTHON_IMAGE`       | The Docker image used to run Python <br/>:warning: **set the version required by your project** | `registry.hub.docker.com/library/python:3` |
 | `PYTHON_PROJECT_DIR` | Python project root directory                                                         | `.`                |
 | `PYTHON_BUILD_SYSTEM`| Python build-system to use to install dependencies, build and package the project (see below) | _none_ (auto-detect) |
 | `PIP_INDEX_URL`      | Python repository url                                                                 | _none_             |
diff --git a/kicker.json b/kicker.json
index d483b6ef867e46cf0609c25dd6210ffdd525ff70..60821c84041cf352567abc2c4bb5829e328221a7 100644
--- a/kicker.json
+++ b/kicker.json
@@ -7,7 +7,7 @@
     {
       "name": "PYTHON_IMAGE",
       "description": "The Docker image used to run Python - **set the version required by your project**",
-      "default": "python:3"
+      "default": "registry.hub.docker.com/library/python:3"
     },
     {
       "name": "PYTHON_PROJECT_DIR",
diff --git a/templates/gitlab-ci-python.yml b/templates/gitlab-ci-python.yml
index 59f80b89b78dd46475dcda3da77d885cbc96b9e5..5080bb7155239ed1245c5f8b029f1da8f0be843f 100644
--- a/templates/gitlab-ci-python.yml
+++ b/templates/gitlab-ci-python.yml
@@ -52,7 +52,7 @@ variables:
   POETRY_VIRTUALENVS_IN_PROJECT: "false"
   PIPENV_CACHE_DIR: "$CI_PROJECT_DIR/.cache/pipenv"
 
-  PYTHON_IMAGE: python:3
+  PYTHON_IMAGE: "registry.hub.docker.com/library/python:3"
   # Default Python project root directory
   PYTHON_PROJECT_DIR: .
 
@@ -73,7 +73,7 @@ variables:
   SAFETY_ARGS: "--full-report"
 
   # Trivy tool
-  PYTHON_TRIVY_IMAGE: aquasec/trivy:latest
+  PYTHON_TRIVY_IMAGE: "registry.hub.docker.com/aquasec/trivy:latest"
   PYTHON_TRIVY_ARGS: "--vuln-type library"
 
   PYTHON_SBOM_OPTS: "--catalogers python-index-cataloger"