diff --git a/README.md b/README.md
index 9d7c662..98a5caf 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@ A high-precision scientific calculator with support for units, derivatives, and
 
 Many features are missing, this is still under development.
 
-**Web demo: [here](daisy.betalupi.com)**
+**Web demo: [here](https://daisy.betalupi.com)**
 
 # 📦 Installation
  - **Cargo:** `cargo install daisycalc`