diff --git a/python/Cargo.toml b/python/Cargo.toml
index a254a31..038f98a 100644
--- a/python/Cargo.toml
+++ b/python/Cargo.toml
@@ -19,4 +19,4 @@ derive_more = { version = "2.0.1", features = ["from", "into"] }
 general-sam = { workspace = true }
 itertools = "0.14.0"
 mtc-token-healing = { version = "0.3.0", path = "..", features = ["pyo3"] }
-pyo3 = { version = "0.27.1", features = ["extension-module", "generate-import-lib", "abi3-py310"] }
+pyo3 = { version = "0.28.3", features = ["extension-module", "generate-import-lib", "abi3-py310"] }