diff --git a/Cargo.lock b/Cargo.lock
index e22255e..5d6b7d1 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -115,9 +115,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3"
-version = "0.21.1"
+version = "0.21.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a7a8b1990bd018761768d5e608a13df8bd1ac5f678456e0f301bb93e5f3ea16b"
+checksum = "a5e00b96a521718e08e03b1a622f01c8a8deb50719335de3f60b3b3950f069d8"
 dependencies = [
  "anyhow",
  "cfg-if",
@@ -134,9 +134,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-build-config"
-version = "0.21.1"
+version = "0.21.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "650dca34d463b6cdbdb02b1d71bfd6eb6b6816afc708faebb3bac1380ff4aef7"
+checksum = "7883df5835fafdad87c0d888b266c8ec0f4c9ca48a5bed6bbb592e8dedee1b50"
 dependencies = [
  "once_cell",
  "target-lexicon",
@@ -144,9 +144,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-ffi"
-version = "0.21.1"
+version = "0.21.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "09a7da8fc04a8a2084909b59f29e1b8474decac98b951d77b80b26dc45f046ad"
+checksum = "01be5843dc60b916ab4dad1dca6d20b9b4e6ddc8e15f50c47fe6d85f1fb97403"
 dependencies = [
  "libc",
  "pyo3-build-config",
@@ -154,9 +154,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-macros"
-version = "0.21.1"
+version = "0.21.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4b8a199fce11ebb28e3569387228836ea98110e43a804a530a9fd83ade36d513"
+checksum = "77b34069fc0682e11b31dbd10321cbf94808394c56fd996796ce45217dfac53c"
 dependencies = [
  "proc-macro2",
  "pyo3-macros-backend",
@@ -166,9 +166,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-macros-backend"
-version = "0.21.1"
+version = "0.21.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "93fbbfd7eb553d10036513cb122b888dcd362a945a00b06c165f2ab480d4cc3b"
+checksum = "08260721f32db5e1a5beae69a55553f56b99bd0e1c3e6e0a5e8851a9d0f5a85c"
 dependencies = [
  "heck",
  "proc-macro2",