diff --git a/README.md b/README.md
index 055dc3283..69b03e6ea 100644
--- a/README.md
+++ b/README.md
@@ -48,6 +48,9 @@ nile init
 pip install openzeppelin-cairo-contracts
 ```
 
+> ⚠️ Warning! ⚠️  
+Installing directly the `main` branch may contain incomplete or breaking implementations, download [official releases](https://github.com/OpenZeppelin/cairo-contracts/releases/) only.
+
 ### Use a basic preset
 
 Presets are ready-to-use contracts that you can deploy right away. They also serve as examples of how to use library modules. [Read more about presets](https://docs.openzeppelin.com/contracts-cairo/0.5.1/extensibility#presets).
diff --git a/docs/modules/ROOT/pages/index.adoc b/docs/modules/ROOT/pages/index.adoc
index 1b6f8fd71..648763e0c 100644
--- a/docs/modules/ROOT/pages/index.adoc
+++ b/docs/modules/ROOT/pages/index.adoc
@@ -46,6 +46,9 @@ nile init
 pip install openzeppelin-cairo-contracts
 ----
 
+WARNING: Installing directly through GitHub may contain incomplete or breaking implementations.
+While we aim not to introduce such changes, we still strongly recommend installing through https://github.com/OpenZeppelin/cairo-contracts/releases/[official releases].
+
 === Use a basic preset
 
 Presets are ready-to-use contracts that you can deploy right away.