diff --git a/codex-rs/core/src/tools/runtimes/mod_tests.rs b/codex-rs/core/src/tools/runtimes/mod_tests.rs
index 7d466fb53..2b879e75c 100644
--- a/codex-rs/core/src/tools/runtimes/mod_tests.rs
+++ b/codex-rs/core/src/tools/runtimes/mod_tests.rs
@@ -26,7 +26,6 @@ use codex_sandboxing::SandboxType;
 use codex_utils_absolute_path::AbsolutePathBuf;
 use codex_utils_path_uri::PathUri;
 use core_test_support::PathBufExt;
-use core_test_support::PathExt;
 use pretty_assertions::assert_eq;
 use std::path::PathBuf;
 use std::process::Command;