diff --git a/examples/rust_with_cffi/Cargo.lock b/examples/rust_with_cffi/Cargo.lock
index d010f4d4..e29bf2b4 100644
--- a/examples/rust_with_cffi/Cargo.lock
+++ b/examples/rust_with_cffi/Cargo.lock
@@ -104,9 +104,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3"
-version = "0.18.1"
+version = "0.18.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "06a3d8e8a46ab2738109347433cb7b96dffda2e4a218b03ef27090238886b147"
+checksum = "cfb848f80438f926a9ebddf0a539ed6065434fd7aae03a89312a9821f81b8501"
 dependencies = [
  "cfg-if",
  "indoc",
@@ -121,9 +121,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-build-config"
-version = "0.18.1"
+version = "0.18.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "75439f995d07ddfad42b192dfcf3bc66a7ecfd8b4a1f5f6f046aa5c2c5d7677d"
+checksum = "98a42e7f42e917ce6664c832d5eee481ad514c98250c49e0b03b20593e2c7ed0"
 dependencies = [
  "once_cell",
  "target-lexicon",
@@ -131,9 +131,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-ffi"
-version = "0.18.1"
+version = "0.18.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "839526a5c07a17ff44823679b68add4a58004de00512a95b6c1c98a6dcac0ee5"
+checksum = "a0707f0ab26826fe4ccd59b69106e9df5e12d097457c7b8f9c0fd1d2743eec4d"
 dependencies = [
  "libc",
  "pyo3-build-config",
@@ -141,9 +141,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-macros"
-version = "0.18.1"
+version = "0.18.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bd44cf207476c6a9760c4653559be4f206efafb924d3e4cbf2721475fc0d6cc5"
+checksum = "978d18e61465ecd389e1f235ff5a467146dc4e3c3968b90d274fe73a5dd4a438"
 dependencies = [
  "proc-macro2",
  "pyo3-macros-backend",
@@ -153,9 +153,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-macros-backend"
-version = "0.18.1"
+version = "0.18.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dc1f43d8e30460f36350d18631ccf85ded64c059829208fe680904c65bcd0a4c"
+checksum = "8e0e1128f85ce3fca66e435e08aa2089a2689c1c48ce97803e13f63124058462"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/examples/rust_with_cffi/Cargo.toml b/examples/rust_with_cffi/Cargo.toml
index 0b62d9f6..dee45ebd 100644
--- a/examples/rust_with_cffi/Cargo.toml
+++ b/examples/rust_with_cffi/Cargo.toml
@@ -5,7 +5,7 @@ authors = ["Alex Gaynor <alex.gaynor@gmail.com>"]
 edition = "2018"
 
 [dependencies]
-pyo3 = { version = "0.18.1", features = ["extension-module"] }
+pyo3 = { version = "0.18.2", features = ["extension-module"] }
 
 [lib]
 name = "rust_with_cffi"