diff --git a/README.md b/README.md
index 3f6e49610..a85787d00 100644
--- a/README.md
+++ b/README.md
@@ -7,6 +7,12 @@ Docs: https://docs.rs/soroban-sdk
 
 [Soroban]: https://soroban.stellar.org
 
+## Support
+
+The two most recent soroban-sdk major releases are supported with critical security fixes.
+Critical security issues may be backported to earlier versions if practical, but not guaranteed.
+General bugs are only fixed on, and new features are only added to, the latest major release.
+
 ## Contributing
 
 Contributing to the SDK? Read [CONTRIBUTING.md](CONTRIBUTING.md).
diff --git a/soroban-sdk/README.md b/soroban-sdk/README.md
index 12749b5bc..c26e79740 100644
--- a/soroban-sdk/README.md
+++ b/soroban-sdk/README.md
@@ -9,6 +9,12 @@ See [developers.stellar.org] for documentation about building smart contracts fo
 [Stellar]: https://stellar.org
 [Soroban]: https://stellar.org/soroban
 
+### Support
+
+The two most recent soroban-sdk major releases are supported with critical security fixes.
+Critical security issues may be backported to earlier versions if practical, but not guaranteed.
+General bugs are only fixed on, and new features are only added to, the latest major release.
+
 ### Features
 
 See [_features] for a list of all Cargo features and what they do.
diff --git a/soroban-sdk/src/lib.rs b/soroban-sdk/src/lib.rs
index c4fa3530b..4b4ee96bb 100644
--- a/soroban-sdk/src/lib.rs
+++ b/soroban-sdk/src/lib.rs
@@ -9,6 +9,12 @@
 //! [Stellar]: https://stellar.org
 //! [Soroban]: https://stellar.org/soroban
 //!
+//! ### Support
+//!
+//! The two most recent soroban-sdk major releases are supported with critical security fixes.
+//! Critical security issues may be backported to earlier versions if practical, but not guaranteed.
+//! General bugs are only fixed on, and new features are only added to, the latest major release.
+//!
 //! ### Features
 //!
 //! See [_features] for a list of all Cargo features and what they do.