diff --git a/Cargo.lock b/Cargo.lock
index 1a348a5..077d5e5 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -648,9 +648,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3"
-version = "0.17.1"
+version = "0.17.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "12f72538a0230791398a0986a6518ebd88abc3fded89007b506ed072acc831e1"
+checksum = "268be0c73583c183f2b14052337465768c07726936a260f480f0857cb95ba543"
 dependencies = [
  "cfg-if",
  "indoc",
@@ -665,9 +665,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-build-config"
-version = "0.17.1"
+version = "0.17.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fc4cf18c20f4f09995f3554e6bcf9b09bd5e4d6b67c562fdfaafa644526ba479"
+checksum = "28fcd1e73f06ec85bf3280c48c67e731d8290ad3d730f8be9dc07946923005c8"
 dependencies = [
  "once_cell",
  "target-lexicon",
@@ -675,9 +675,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-ffi"
-version = "0.17.1"
+version = "0.17.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a41877f28d8ebd600b6aa21a17b40c3b0fc4dfe73a27b6e81ab3d895e401b0e9"
+checksum = "0f6cb136e222e49115b3c51c32792886defbfb0adead26a688142b346a0b9ffc"
 dependencies = [
  "libc",
  "pyo3-build-config",
@@ -685,9 +685,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-macros"
-version = "0.17.1"
+version = "0.17.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2e81c8d4bcc2f216dc1b665412df35e46d12ee8d3d046b381aad05f1fcf30547"
+checksum = "94144a1266e236b1c932682136dc35a9dee8d3589728f68130c7c3861ef96b28"
 dependencies = [
  "proc-macro2",
  "pyo3-macros-backend",
@@ -697,9 +697,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-macros-backend"
-version = "0.17.1"
+version = "0.17.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "85752a767ee19399a78272cc2ab625cd7d373b2e112b4b13db28de71fa892784"
+checksum = "c8df9be978a2d2f0cdebabb03206ed73b11314701a5bfe71b0d753b81997777f"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/Cargo.toml b/Cargo.toml
index 44ab228..2c7bd7c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -52,7 +52,7 @@ crate-type = ["cdylib"]
 version = "0.17.1"
 
 [dependencies.pyo3]
-version = "0.17.1"
+version = "0.17.3"
 features = ["extension-module"]
 
 [target.x86_64-apple-darwin]