diff --git a/calculator/server.py b/calculator/server.py
index 33705520a16eeb7c830c6682ab0338e075bfe7b0..109271033e39c494849933073677b5f67d0e8ba2 100644
--- a/calculator/server.py
+++ b/calculator/server.py
@@ -1,3 +1,7 @@
+"""
+server.py
+"""
+
 from fastapi import FastAPI
 from fastapi.requests import Request
 from fastapi.templating import Jinja2Templates
diff --git a/requirements.txt b/requirements.txt
index 57b7c6271698a56db5f568fca3bab897a9d0433c..be888f97edd55f94c6fd4e145353f0f5ca56f3f5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,2 @@
 fastapi[all]
-uvicorn[standard]
-docstring[standard]
\ No newline at end of file
+uvicorn[standard]
\ No newline at end of file