diff --git a/Dockerfile b/Dockerfile
index b1a0bd8..27367c7 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -16,7 +16,8 @@ WORKDIR /install/api
 # get Polish language train data
 # RUN wget -P /usr/share/tesseract-ocr/4.00/tessdata/ https://github.com/tesseract-ocr/tessdata/raw/4.00/pol.traineddata
 
-RUN mv ./tesseract_data/pol.traineddata /usr/share/tesseract-ocr/4.00/tessdata/
+RUN mv ./tesseract_data/pol.traineddata /usr/share/tesseract-ocr/4.00/tessdata/ && \
+		chmod 777 /usr/share/tesseract-ocr/4.00/tessdata/pol.traineddata
 
 RUN	pip3 install pipenv_to_requirements gunicorn && \
     pipenv run pipenv_to_requirements && \