diff --git a/docs/examples/sequential_fit_example.py b/docs/examples/sequential_fit_example.py
index 5316163..58ac65a 100644
--- a/docs/examples/sequential_fit_example.py
+++ b/docs/examples/sequential_fit_example.py
@@ -1,6 +1,7 @@
 from pdfbl.sequential.sequential_cmi_runner import SequentialCMIRunner
 
-if __name__ == "__main__":
+
+def main():
     sts = SequentialCMIRunner()
     sts.load_inputs(
         input_data_dir="docs/examples/input_files",
@@ -44,3 +45,7 @@
     #     ),
     # )
     sts.run(mode="stream")
+
+
+if __name__ == "__main__":
+    main()
diff --git a/news/under-main-function.rst b/news/under-main-function.rst
new file mode 100644
index 0000000..e5fba3c
--- /dev/null
+++ b/news/under-main-function.rst
@@ -0,0 +1,23 @@
+**Added:**
+
+* No news added: Move scripts under main() function in the example.
+
+**Changed:**
+
+* <news item>
+
+**Deprecated:**
+
+* <news item>
+
+**Removed:**
+
+* <news item>
+
+**Fixed:**
+
+* <news item>
+
+**Security:**
+
+* <news item>