diff --git a/hello.py b/hello.py
index dc8227b07..c8a6cafb8 100644
--- a/hello.py
+++ b/hello.py
@@ -116,6 +116,9 @@ def chained_comparison():
     c = 3
     return a < b and b < c
 
+def add(a: str, b: str) -> str:
+    return int(a + b)
+
 if __name__ == "__main__":
     args = ["--disable", "all"]
     f = open("/tmp/.deepsource.toml", "r")