diff --git a/README.md b/README.md
index 26c33f3..9fa0f6a 100644
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+++ b/README.md
@@ -3,6 +3,7 @@
 [![Version](https://img.shields.io/github/v/release/LarsK1/hass_solvis_control?label=version)](https://github.com/LarsK1/hass_solvis_control/releases/latest)
 [![Validate for HACS](https://github.com/LarsK1/hass_solvis_control/workflows/Validate%20for%20HACS/badge.svg)](https://github.com/LarsK1/hass_solvis_control/actions/workflows/hacs.yml)
 [![Validate% with hassfest](https://github.com/LarsK1/hass_solvis_control/workflows/Validate%20with%20hassfest/badge.svg)](https://github.com/LarsK1/hass_solvis_control/actions/workflows/hassfest.yml)
+[![Safe Code](https://github.com/LarsK1/hass_solvis_control/actions/workflows/github-code-scanning/codeql/badge.svg)](https://github.com/LarsK1/hass_solvis_control/actions/workflows/codeql.yml)
 
 Custom Home Assistant integration for [Solvis Heating Devices](https://www.solvis.de/)