diff --git a/Cargo.lock b/Cargo.lock
index a6d093562..fb09e38cc 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -170,9 +170,9 @@ dependencies = [
 
 [[package]]
 name = "crypto-bigint"
-version = "0.7.1"
+version = "0.7.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9fde2467e74147f492aebb834985186b2c74761927b8b9b3bd303bcb2e72199d"
+checksum = "42a0d26b245348befa0c121944541476763dcc46ede886c88f9d12e1697d27c3"
 dependencies = [
  "cpubits",
  "ctutils",