diff --git a/pyproject.toml b/pyproject.toml
index fe47681..3dd2ed7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -30,7 +30,6 @@ keywords = [
 dependencies = [
     "numpy",
     "platformdirs",
-    "sourcedefender",
     "torch",
     "tqdm",
 ]