diff --git a/dockerfile b/dockerfile
index dac624c..18cee45 100644
--- a/dockerfile
+++ b/dockerfile
@@ -1,24 +1,14 @@
 FROM ubuntu:latest
 
+COPY api.py requirements.txt ./
 RUN apt-get update -y
 RUN apt-get install -y libgl1-mesa-glx
 RUN apt-get install -y tesseract-ocr-pol
 RUN apt-get install -y python3-pip
-RUN pip3 install opencv-python
-RUN pip3 install pytesseract
-RUN pip3 install PyMuPDF
-RUN pip3 install fastapi
-RUN pip3 install python-multipart
-RUN pip3 install uvicorn
 
-# Expose the port 8000 in which our application runs
-EXPOSE 8000
-# Stwórzmy w kontenerze (jeśli nie istnieje) katalog /app i przejdźmy do niego (wszystkie kolejne polecenia RUN, CMD, ENTRYPOINT, COPY i ADD będą w nim wykonywane)
-WORKDIR /app
-
-COPY main.py .
-
-CMD ["uvicorn", "--host", "0.0.0.0", "--port", "8000", "main:app"]
+EXPOSE 80:8000/tcp
+RUN pip install -r requirements.txt
 
+CMD python api.py
 
 
diff --git a/heroku.yml b/heroku.yml
deleted file mode 100644
index 17ed739..0000000
--- a/heroku.yml
+++ /dev/null
@@ -1,3 +0,0 @@
-build:
-  docker:
-    web: dockerfile
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..63f857a
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,8 @@
+opencv-python
+pytesseract
+uvicorn
+tika
+fastapi
+requests
+python-multipart
+PyMuPDF
\ No newline at end of file