diff --git a/web3.js/README.md b/web3.js/README.md
index 67d42756d5..c442c8070d 100644
--- a/web3.js/README.md
+++ b/web3.js/README.md
@@ -67,7 +67,7 @@ console.log(solanaWeb3);
 
 ## Flow
 
-A Flow library definition file is provided at
+A [Flow library definition](https://flow.org/en/docs/libdefs/) is provided at
 [module.flow.js](https://github.com/solana-labs/solana-web3.js/tree/master/module.flow.js).
 Add the following line under the [libs] section of your project's .flowconfig to
 activate it: