diff --git a/Cargo.lock b/Cargo.lock
index 9fc9768..1096960 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -165,9 +165,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3"
-version = "0.19.0"
+version = "0.19.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cffef52f74ec3b1a1baf295d9b8fcc3070327aefc39a6d00656b13c1d0b8885c"
+checksum = "e681a6cfdc4adcc93b4d3cf993749a4552018ee0a9b65fc0ccfad74352c72a38"
 dependencies = [
  "cfg-if 1.0.0",
  "indoc",
@@ -182,9 +182,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-build-config"
-version = "0.19.0"
+version = "0.19.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "713eccf888fb05f1a96eb78c0dbc51907fee42b3377272dc902eb38985f418d5"
+checksum = "076c73d0bc438f7a4ef6fdd0c3bb4732149136abd952b110ac93e4edb13a6ba5"
 dependencies = [
  "once_cell",
  "target-lexicon",
@@ -192,9 +192,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-ffi"
-version = "0.19.0"
+version = "0.19.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5b2ecbdcfb01cbbf56e179ce969a048fd7305a66d4cdf3303e0da09d69afe4c3"
+checksum = "e53cee42e77ebe256066ba8aa77eff722b3bb91f3419177cf4cd0f304d3284d9"
 dependencies = [
  "libc",
  "pyo3-build-config",
@@ -202,9 +202,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-macros"
-version = "0.19.0"
+version = "0.19.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b78fdc0899f2ea781c463679b20cb08af9247febc8d052de941951024cd8aea0"
+checksum = "dfeb4c99597e136528c6dd7d5e3de5434d1ceaf487436a3f03b2d56b6fc9efd1"
 dependencies = [
  "proc-macro2",
  "pyo3-macros-backend",
@@ -214,9 +214,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-macros-backend"
-version = "0.19.0"
+version = "0.19.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "60da7b84f1227c3e2fe7593505de274dcf4c8928b4e0a1c23d551a14e4e80a0f"
+checksum = "947dc12175c254889edc0c02e399476c2f652b4b9ebd123aa655c224de259536"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/Cargo.toml b/Cargo.toml
index 4b1ffa4..b98ba76 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -17,5 +17,5 @@ serde_json = "1.0"
 canonical_json = "0.5.0"
 
 [dependencies.pyo3]
-version = "0.19.0"
+version = "0.19.2"
 features = ["extension-module"]