diff --git a/__ffi/c_export/Cargo.lock b/__ffi/c_export/Cargo.lock
index c99b293..29e4895 100644
--- a/__ffi/c_export/Cargo.lock
+++ b/__ffi/c_export/Cargo.lock
@@ -1,16 +1,16 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+version = 3
+
 [[package]]
 name = "c_export"
 version = "0.1.0"
 dependencies = [
- "libc 0.2.60 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc",
 ]
 
 [[package]]
 name = "libc"
 version = "0.2.60"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-
-[metadata]
-"checksum libc 0.2.60 (registry+https://github.com/rust-lang/crates.io-index)" = "d44e80633f007889c7eff624b709ab43c92d708caad982295768a7b13ca3b5eb"
+checksum = "d44e80633f007889c7eff624b709ab43c92d708caad982295768a7b13ca3b5eb"