diff --git a/spectrafit/plugins/pkl_visualizer.py b/spectrafit/plugins/pkl_visualizer.py
index 5732c6558..42951a37b 100644
--- a/spectrafit/plugins/pkl_visualizer.py
+++ b/spectrafit/plugins/pkl_visualizer.py
@@ -111,9 +111,11 @@ def save(self, data: Any, fname: Path, export_format: str) -> None:
             format=export_format,
         )
 
-        with pure_fname(fname).with_suffix(".json").open(
-            "w+", encoding="utf-8"
-        ) as outfile:
+        with (
+            pure_fname(fname)
+            .with_suffix(".json")
+            .open("w+", encoding="utf-8") as outfile
+        ):
             json.dump(data, outfile, indent=4)
 
     def get_type(self, value: Any) -> Union[Dict[str, Any], str]:
diff --git a/spectrafit/plugins/rixs_converter.py b/spectrafit/plugins/rixs_converter.py
index 34b18466f..605eeb964 100644
--- a/spectrafit/plugins/rixs_converter.py
+++ b/spectrafit/plugins/rixs_converter.py
@@ -179,15 +179,23 @@ def save(self, data: Any, fname: Path, export_format: str) -> None:
             )
 
         if export_format == "json":
-            with pure_fname(fname).with_suffix(f".{export_format}").open(
-                "w",
-                encoding="utf-8",
-            ) as f:
+            with (
+                pure_fname(fname)
+                .with_suffix(f".{export_format}")
+                .open(
+                    "w",
+                    encoding="utf-8",
+                ) as f
+            ):
                 json.dump(self.numpydict2listdict(data), f, indent=4)
         elif export_format in {"toml", "lock"}:
-            with pure_fname(fname).with_suffix(f".{export_format}").open(
-                "wb",
-            ) as f:
+            with (
+                pure_fname(fname)
+                .with_suffix(f".{export_format}")
+                .open(
+                    "wb",
+                ) as f
+            ):
                 tomli_w.dump(self.numpydict2listdict(data), f, multiline_strings=False)
         elif export_format == "npy":
             np.save(pure_fname(fname).with_suffix(f".{export_format}"), data)