diff --git a/eppo_core/src/attributes.rs b/eppo_core/src/attributes.rs
index 1fac02fd..ee5d0eea 100644
--- a/eppo_core/src/attributes.rs
+++ b/eppo_core/src/attributes.rs
@@ -115,7 +115,7 @@ mod pyo3_impl {
                 return Ok(AttributeValue::Boolean(s.is_true()));
             }
             if let Ok(s) = value.downcast::<PyFloat>() {
-                return Ok(AttributeValue::Number(s.extract()?));
+                return Ok(AttributeValue::Number(s.value()));
             }
             if let Ok(s) = value.downcast::<PyInt>() {
                 return Ok(AttributeValue::Number(s.extract()?));