diff --git a/src/_bcrypt/Cargo.lock b/src/_bcrypt/Cargo.lock
index 8e2b8a0d..bfa01de1 100644
--- a/src/_bcrypt/Cargo.lock
+++ b/src/_bcrypt/Cargo.lock
@@ -251,9 +251,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-build-config"
-version = "0.19.0"
+version = "0.19.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "713eccf888fb05f1a96eb78c0dbc51907fee42b3377272dc902eb38985f418d5"
+checksum = "554db24f0b3c180a9c0b1268f91287ab3f17c162e15b54caaae5a6b3773396b0"
 dependencies = [
  "once_cell",
  "target-lexicon",