diff --git a/README.md b/README.md
index fab5892c..49d45fca 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,7 @@
 
 [![Latest version](https://img.shields.io/crates/v/egui.svg)](https://crates.io/crates/egui)
 [![Documentation](https://docs.rs/egui/badge.svg)](https://docs.rs/egui)
+[![unsafe forbidden](https://img.shields.io/badge/unsafe-forbidden-success.svg)](https://github.com/rust-secure-code/safety-dance/)
 ![MIT](https://img.shields.io/badge/license-MIT-blue.svg)
 ![Apache](https://img.shields.io/badge/license-Apache-blue.svg)
 
@@ -54,6 +55,7 @@ Window::new("Debug").show(ui.ctx(), |ui| {
 * Simple: no callbacks, minimal dependencies, avoid unnecessary monomorphization
 * Extensible: [easy to write your own widgets for Egui](https://github.com/emilk/egui/blob/master/egui/src/demos/toggle_switch.rs)
 * Modular: You should be able to use small parts of Egui and combine them in new ways
+* Safe: there is no `unsafe` code in Egui
 
 Egui is *not* a framework. Egui is a library you call into, not an environment you program for.
 
diff --git a/demo_web/src/lib.rs b/demo_web/src/lib.rs
index 5bf62994..0248398a 100644
--- a/demo_web/src/lib.rs
+++ b/demo_web/src/lib.rs
@@ -1,3 +1,4 @@
+#![forbid(unsafe_code)]
 #![deny(warnings)]
 #![warn(clippy::all)]
 
diff --git a/egui/src/lib.rs b/egui/src/lib.rs
index 690bea17..044c95ed 100644
--- a/egui/src/lib.rs
+++ b/egui/src/lib.rs
@@ -20,6 +20,7 @@
 //! }
 //! ```
 
+#![forbid(unsafe_code)]
 #![cfg_attr(not(debug_assertions), deny(warnings))] // Forbid warnings in release builds
 #![warn(
     clippy::all,
diff --git a/egui_glium/src/lib.rs b/egui_glium/src/lib.rs
index e4971ae7..c00825cd 100644
--- a/egui_glium/src/lib.rs
+++ b/egui_glium/src/lib.rs
@@ -1,3 +1,4 @@
+#![forbid(unsafe_code)]
 #![deny(warnings)]
 #![warn(clippy::all)]
 #![allow(clippy::single_match)]
diff --git a/egui_web/src/lib.rs b/egui_web/src/lib.rs
index e16f34f1..e4109d8c 100644
--- a/egui_web/src/lib.rs
+++ b/egui_web/src/lib.rs
@@ -1,3 +1,4 @@
+#![forbid(unsafe_code)]
 #![deny(warnings)]
 #![warn(clippy::all)]