diff --git a/src/rs/Cargo.lock b/src/rs/Cargo.lock
index ef8c24f..cefdbbd 100644
--- a/src/rs/Cargo.lock
+++ b/src/rs/Cargo.lock
@@ -1,5 +1,7 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+version = 3
+
 [[package]]
 name = "aho-corasick"
 version = "0.7.8"
@@ -378,9 +380,9 @@ checksum = "05f8140122fa0d5dcb9fc8627cfce2b37cc1500f752636d46ea28bc26785c2f9"
 
 [[package]]
 name = "futf"
-version = "0.1.4"
+version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7c9c1ce3fa9336301af935ab852c437817d14cd33690446569392e65170aac3b"
+checksum = "df420e2e84819663797d1ec6544b13c5be84629e7bb00dc960d6917db2987843"
 dependencies = [
  "mac",
  "new_debug_unreachable",
@@ -1525,9 +1527,9 @@ dependencies = [
 
 [[package]]
 name = "tendril"
-version = "0.4.1"
+version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "707feda9f2582d5d680d733e38755547a3e8fb471e7ba11452ecfd9ce93a5d3b"
+checksum = "d24a120c5fc464a3458240ee02c299ebcb9d67b5249c8848b09d639dca8d7bb0"
 dependencies = [
  "futf",
  "mac",