diff --git a/CHANGELOG.md b/CHANGELOG.md
deleted file mode 100644
index bf9bf18..0000000
--- a/CHANGELOG.md
+++ /dev/null
@@ -1,9 +0,0 @@
-# `v0.2.0`
-- Bumped maturin version to `1.7.8`
-- Bumped PyO3 version to `0.23.3`
-- Changed from `init()` syntax to direct `tic()` and `toc()` calls. `init()` syntax still supported.
-- Multiple timing operations now possible by assigning output of `tic()` and passing it to `toc()`
-- Added PyO3 features to support Windows cross-compilation
-
-# `v0.1.0`
-- Initial release
diff --git a/src/lib.rs b/src/lib.rs
index 1bd593c..580be2c 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -51,7 +51,6 @@ mod tictoc {
             Ok(Init::new())
         }
     
-        #[pyo3(signature = (tic=None))]
         fn toc(&mut self, tic: Option<Init>) -> PyResult<Results> {
             let elapsed_time = match tic {
                 Some(ref tic) => tic.time.elapsed(),