diff --git a/library/compiler-builtins/Cargo.toml b/library/compiler-builtins/Cargo.toml
index 44cc3994bd3e..8f2d8a5698a4 100644
--- a/library/compiler-builtins/Cargo.toml
+++ b/library/compiler-builtins/Cargo.toml
@@ -15,6 +15,7 @@ if necessary!
 include = [
   '/Cargo.toml',
   '/build.rs',
+  '/configure.rs',
   '/src/*',
   '/examples/*',
   '/LICENSE.txt',