diff --git a/Cargo.lock b/Cargo.lock
index 3cf5ac480bfa..1b5cbd38f0c0 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -334,9 +334,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3"
-version = "0.15.1"
+version = "0.15.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7cf01dbf1c05af0a14c7779ed6f3aa9deac9c3419606ac9de537a2d649005720"
+checksum = "d41d50a7271e08c7c8a54cd24af5d62f73ee3a6f6a314215281ebdec421d5752"
 dependencies = [
  "cfg-if 1.0.0",
  "hashbrown",
@@ -351,18 +351,18 @@ dependencies = [
 
 [[package]]
 name = "pyo3-build-config"
-version = "0.15.1"
+version = "0.15.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dbf9e4d128bfbddc898ad3409900080d8d5095c379632fbbfbb9c8cfb1fb852b"
+checksum = "779239fc40b8e18bc8416d3a37d280ca9b9fb04bda54b98037bb6748595c2410"
 dependencies = [
  "once_cell",
 ]
 
 [[package]]
 name = "pyo3-macros"
-version = "0.15.1"
+version = "0.15.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "67701eb32b1f9a9722b4bc54b548ff9d7ebfded011c12daece7b9063be1fd755"
+checksum = "00b247e8c664be87998d8628e86f282c25066165f1f8dda66100c48202fdb93a"
 dependencies = [
  "pyo3-macros-backend",
  "quote",
@@ -371,9 +371,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-macros-backend"
-version = "0.15.1"
+version = "0.15.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f44f09e825ee49a105f2c7b23ebee50886a9aee0746f4dd5a704138a64b0218a"
+checksum = "5a8c2812c412e00e641d99eeb79dd478317d981d938aa60325dfa7157b607095"
 dependencies = [
  "proc-macro2",
  "pyo3-build-config",
diff --git a/Cargo.toml b/Cargo.toml
index 1c88d5bceb28..27833f68ddca 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -17,7 +17,7 @@ rand_pcg = "0.3"
 rand_distr = "0.4.3"
 
 [dependencies.pyo3]
-version = "0.15.1"
+version = "0.15.2"
 features = ["extension-module", "hashbrown"]
 
 [dependencies.ndarray]