diff --git a/pyproject.toml b/pyproject.toml
index 6ce2150..d6ea142 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -27,7 +27,7 @@ dependencies = [
     "nqrduck-spectrometer",
     "pyqt6",
     "h5py",
-    "serial",
+    "pyserial",
 ]
 
 [project.entry-points."nqrduck"]