diff --git a/Dockerfile b/Dockerfile
index edcc572..9bf1cff 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,9 +1,12 @@
-FROM python:3
-WORKDIR /usr/src/app
+FROM python:3.8-slim
 
-COPY requirements.txt ./
-RUN pip install --no-cache-dir -r requirements.txt
+COPY requirements.txt /
+RUN apt-get update \
+    && apt-get install -y --no-install-recommends gcc \
+    && rm -rf /var/lib/apt/lists/* \
+    && pip install --no-cache-dir -r /requirements.txt \
+    && apt-get purge -y --auto-remove gcc
 
 COPY . .
 
-ENTRYPOINT ["python", "./ssl_checker.py"]
+ENTRYPOINT ["python", "/ssl_checker.py"]