diff --git a/Cargo.lock b/Cargo.lock
index eb9efb4cf..8eee8253d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -353,9 +353,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3"
-version = "0.18.2"
+version = "0.18.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cfb848f80438f926a9ebddf0a539ed6065434fd7aae03a89312a9821f81b8501"
+checksum = "e3b1ac5b3731ba34fdaa9785f8d74d17448cd18f30cf19e0c7e7b1fdb5272109"
 dependencies = [
  "cfg-if",
  "hashbrown",
@@ -374,9 +374,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-build-config"
-version = "0.18.2"
+version = "0.18.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "98a42e7f42e917ce6664c832d5eee481ad514c98250c49e0b03b20593e2c7ed0"
+checksum = "9cb946f5ac61bb61a5014924910d936ebd2b23b705f7a4a3c40b05c720b079a3"
 dependencies = [
  "once_cell",
  "target-lexicon",
@@ -384,9 +384,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-ffi"
-version = "0.18.2"
+version = "0.18.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a0707f0ab26826fe4ccd59b69106e9df5e12d097457c7b8f9c0fd1d2743eec4d"
+checksum = "fd4d7c5337821916ea2a1d21d1092e8443cf34879e53a0ac653fbb98f44ff65c"
 dependencies = [
  "libc",
  "pyo3-build-config",
@@ -394,9 +394,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-macros"
-version = "0.18.2"
+version = "0.18.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "978d18e61465ecd389e1f235ff5a467146dc4e3c3968b90d274fe73a5dd4a438"
+checksum = "a9d39c55dab3fc5a4b25bbd1ac10a2da452c4aca13bb450f22818a002e29648d"
 dependencies = [
  "proc-macro2",
  "pyo3-macros-backend",
@@ -406,9 +406,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-macros-backend"
-version = "0.18.2"
+version = "0.18.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8e0e1128f85ce3fca66e435e08aa2089a2689c1c48ce97803e13f63124058462"
+checksum = "97daff08a4c48320587b5224cc98d609e3c27b6d437315bd40b605c98eeb5918"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/Cargo.toml b/Cargo.toml
index 88ab45c90..bc95f687e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -35,7 +35,7 @@ serde_json = "1.0"
 rustworkx-core = { path = "rustworkx-core", version = "=0.13.0" }
 
 [dependencies.pyo3]
-version = "0.18.2"
+version = "0.18.3"
 features = ["extension-module", "hashbrown", "num-bigint", "num-complex", "indexmap"]
 
 [dependencies.hashbrown]