diff --git a/light-curve/Cargo.lock b/light-curve/Cargo.lock
index 3f21694f..7877748a 100644
--- a/light-curve/Cargo.lock
+++ b/light-curve/Cargo.lock
@@ -1593,9 +1593,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3"
-version = "0.27.1"
+version = "0.27.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "37a6df7eab65fc7bee654a421404947e10a0f7085b6951bf2ea395f4659fb0cf"
+checksum = "ab53c047fcd1a1d2a8820fe84f05d6be69e9526be40cb03b73f86b6b03e6d87d"
 dependencies = [
  "indoc",
  "inventory",
@@ -1611,18 +1611,18 @@ dependencies = [
 
 [[package]]
 name = "pyo3-build-config"
-version = "0.27.1"
+version = "0.27.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f77d387774f6f6eec64a004eac0ed525aab7fa1966d94b42f743797b3e395afb"
+checksum = "b455933107de8642b4487ed26d912c2d899dec6114884214a0b3bb3be9261ea6"
 dependencies = [
  "target-lexicon",
 ]
 
 [[package]]
 name = "pyo3-ffi"
-version = "0.27.1"
+version = "0.27.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2dd13844a4242793e02df3e2ec093f540d948299a6a77ea9ce7afd8623f542be"
+checksum = "1c85c9cbfaddf651b1221594209aed57e9e5cff63c4d11d1feead529b872a089"
 dependencies = [
  "libc",
  "pyo3-build-config",
@@ -1630,9 +1630,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-macros"
-version = "0.27.1"
+version = "0.27.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "eaf8f9f1108270b90d3676b8679586385430e5c0bb78bb5f043f95499c821a71"
+checksum = "0a5b10c9bf9888125d917fb4d2ca2d25c8df94c7ab5a52e13313a07e050a3b02"
 dependencies = [
  "proc-macro2",
  "pyo3-macros-backend",
@@ -1642,9 +1642,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-macros-backend"
-version = "0.27.1"
+version = "0.27.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "70a3b2274450ba5288bc9b8c1b69ff569d1d61189d4bff38f8d22e03d17f932b"
+checksum = "03b51720d314836e53327f5871d4c0cfb4fb37cc2c4a11cc71907a86342c40f9"
 dependencies = [
  "heck",
  "proc-macro2",
diff --git a/light-curve/Cargo.toml b/light-curve/Cargo.toml
index 9ac32d3b..2d3ecf00 100644
--- a/light-curve/Cargo.toml
+++ b/light-curve/Cargo.toml
@@ -51,7 +51,7 @@ numpy = "0.27.0"
 num_cpus = "1.17.0"
 num-traits = "0.2"
 once_cell = "1"
-pyo3 = { version = "0.27.1", features = [
+pyo3 = { version = "0.27.2", features = [
     "extension-module",
     "multiple-pymethods",
 ] }