diff --git a/Cargo.lock b/Cargo.lock
index 0cf47febc3..d2dd8edf76 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -297,16 +297,16 @@ dependencies = [
 
 [[package]]
 name = "numpy"
-version = "0.12.2"
+version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9fd9e8e652becf4ba6c11803945f8bf463c23f482f704bb33f70ae9d22482d10"
+checksum = "a7073fae1e0b82409533a29c6f804b79783d7b2d3c07728fdc4d884eda8cd4f0"
 dependencies = [
  "cfg-if 0.1.10",
  "libc",
  "ndarray",
  "num-complex",
  "num-traits",
- "pyo3",
+ "pyo3 0.13.2",
 ]
 
 [[package]]
@@ -401,6 +401,23 @@ dependencies = [
  "unindent",
 ]
 
+[[package]]
+name = "pyo3"
+version = "0.13.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4837b8e8e18a102c23f79d1e9a110b597ea3b684c95e874eb1ad88f8683109c3"
+dependencies = [
+ "cfg-if 1.0.0",
+ "ctor",
+ "indoc",
+ "inventory",
+ "libc",
+ "parking_lot",
+ "paste",
+ "pyo3-macros",
+ "unindent",
+]
+
 [[package]]
 name = "pyo3-derive-backend"
 version = "0.12.4"
@@ -412,6 +429,28 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "pyo3-macros"
+version = "0.13.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a47f2c300ceec3e58064fd5f8f5b61230f2ffd64bde4970c81fdd0563a2db1bb"
+dependencies = [
+ "pyo3-macros-backend",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "pyo3-macros-backend"
+version = "0.13.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "87b097e5d84fcbe3e167f400fbedd657820a375b034c78bd852050749a575d66"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "pyo3cls"
 version = "0.12.4"
@@ -527,7 +566,7 @@ dependencies = [
  "ndarray",
  "numpy",
  "petgraph",
- "pyo3",
+ "pyo3 0.12.4",
  "rand",
  "rand_pcg",
  "rayon",
diff --git a/Cargo.toml b/Cargo.toml
index 6fa1831bc2..5eefac1832 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -19,7 +19,7 @@ crate-type = ["cdylib"]
 [dependencies]
 petgraph = "0.5.1"
 fixedbitset = "0.2.0"
-numpy = "0.12.1"
+numpy = "0.13.1"
 rand = "0.8"
 rand_pcg = "0.3"
 rayon = "1.5"