diff --git a/Rust.gitignore b/Rust.gitignore
index 94408df6..a29d6856 100644
--- a/Rust.gitignore
+++ b/Rust.gitignore
@@ -9,4 +9,7 @@
 
 # Generated by Cargo
 /target/
+
+# Remove Cargo.lock from gitignore if creating an executable, leave it for libraries
+# More information here http://doc.crates.io/guide.html#cargotoml-vs-cargolock
 Cargo.lock