diff --git a/Cargo.lock b/Cargo.lock
index b0743bbe0..d70edc5e8 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1085,9 +1085,9 @@ dependencies = [
 
 [[package]]
 name = "rustc-demangle"
-version = "0.1.16"
+version = "0.1.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4c691c0e608126e00913e33f0ccf3727d5fc84573623b8d65b2df340b5201783"
+checksum = "b2610b7f643d18c87dff3b489950269617e6601a51f1f05aa5daefee36f64f0b"
 
 [[package]]
 name = "rustc-serialize"