diff --git a/src/libdyld/Cargo.toml.tpl b/src/libdyld/Cargo.toml.tpl
index 481c14f..a196b3a 100644
--- a/src/libdyld/Cargo.toml.tpl
+++ b/src/libdyld/Cargo.toml.tpl
@@ -2,6 +2,7 @@
 authors = ["M-Labs"]
 name = "dyld"
 version = "0.1.0"
+edition = "2018"
 
 [lib]
 name = "dyld"