diff --git a/Cargo.lock b/Cargo.lock
index af50a101b7d44..917b25678307e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -768,9 +768,9 @@ checksum = "830d08ce1d1d941e6b30645f1a0eb5643013d835ce3779a5fc208261dbe10f55"
 
 [[package]]
 name = "libc"
-version = "0.2.142"
+version = "0.2.143"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6a987beff54b60ffa6d51982e1aa1146bc42f19bd26be28b0586f252fccf5317"
+checksum = "edc207893e85c5d6be840e969b496b53d94cec8be2d501b214f50daa97fa8024"
 
 [[package]]
 name = "libloading"
diff --git a/lib/srv/desktop/rdp/rdpclient/Cargo.toml b/lib/srv/desktop/rdp/rdpclient/Cargo.toml
index 8e33aedf2ef6f..d34ffdfba9344 100644
--- a/lib/srv/desktop/rdp/rdpclient/Cargo.toml
+++ b/lib/srv/desktop/rdp/rdpclient/Cargo.toml
@@ -13,7 +13,7 @@ byteorder = "1.4.3"
 env_logger = "0.10.0"
 iso7816 = "0.1.0"
 iso7816-tlv = "0.4.3"
-libc = "0.2.142"
+libc = "0.2.143"
 log = "0.4.17"
 num-derive = "0.3.3"
 num-traits = "0.2.15"