diff --git a/Cargo.lock b/Cargo.lock
index 03c1461..613b9dc 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -82,9 +82,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3"
-version = "0.22.4"
+version = "0.23.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "00e89ce2565d6044ca31a3eb79a334c3a79a841120a98f64eea9f579564cb691"
+checksum = "e484fd2c8b4cb67ab05a318f1fd6fa8f199fcc30819f08f07d200809dba26c15"
 dependencies = [
  "cfg-if",
  "indoc",
@@ -101,9 +101,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-build-config"
-version = "0.22.4"
+version = "0.23.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d8afbaf3abd7325e08f35ffb8deb5892046fcb2608b703db6a583a5ba4cea01e"
+checksum = "dc0e0469a84f208e20044b98965e1561028180219e35352a2afaf2b942beff3b"
 dependencies = [
  "once_cell",
  "target-lexicon",
@@ -111,9 +111,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-ffi"
-version = "0.22.4"
+version = "0.23.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ec15a5ba277339d04763f4c23d85987a5b08cbb494860be141e6a10a8eb88022"
+checksum = "eb1547a7f9966f6f1a0f0227564a9945fe36b90da5a93b3933fc3dc03fae372d"
 dependencies = [
  "libc",
  "pyo3-build-config",
@@ -121,9 +121,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-macros"
-version = "0.22.4"
+version = "0.23.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "15e0f01b5364bcfbb686a52fc4181d412b708a68ed20c330db9fc8d2c2bf5a43"
+checksum = "fdb6da8ec6fa5cedd1626c886fc8749bdcbb09424a86461eb8cdf096b7c33257"
 dependencies = [
  "proc-macro2",
  "pyo3-macros-backend",
@@ -133,9 +133,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-macros-backend"
-version = "0.22.4"
+version = "0.23.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a09b550200e1e5ed9176976d0060cbc2ea82dc8515da07885e7b8153a85caacb"
+checksum = "38a385202ff5a92791168b1136afae5059d3ac118457bb7bc304c197c2d33e7d"
 dependencies = [
  "heck",
  "proc-macro2",
diff --git a/Cargo.toml b/Cargo.toml
index 992ce38..46334d6 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,7 +11,7 @@ crate-type = ["cdylib"]
 
 [dependencies]
 python_template_rust = { path = "./rust", version = "*" }
-pyo3 = { version = "0.22", features = ["abi3-py39", "extension-module", "multiple-pymethods"] }
+pyo3 = { version = "0.23", features = ["abi3-py39", "extension-module", "multiple-pymethods"] }
 strum = "0.24.1"
 
 [profile.release]