diff --git a/Dockerfile.alpine b/Dockerfile.alpine
index a5e6b0d..4966bfb 100644
--- a/Dockerfile.alpine
+++ b/Dockerfile.alpine
@@ -4,7 +4,7 @@ ENV PUID=1000
 ENV PGID=1000
 ENV GOSU_VERSION 1.17
 
-RUN apk add --no-cache tini
+RUN apk add --no-cache tini dos2unix
 
 # Install gosu
 RUN set -eux; \
@@ -42,7 +42,8 @@ RUN pip install --no-cache-dir -r requirements.txt
 
 COPY . .
 
-RUN chmod +x *.sh
+RUN chmod +x *.sh && \
+	dos2unix *.sh
 
 ENTRYPOINT ["tini", "--", "/app/entrypoint.sh"]
 CMD ["python", "-u", "main.py"]
diff --git a/Dockerfile.slim b/Dockerfile.slim
index 1ad04d8..1ae6a2f 100644
--- a/Dockerfile.slim
+++ b/Dockerfile.slim
@@ -4,7 +4,7 @@ ENV PUID=1000
 ENV PGID=1000
 
 RUN apt-get update && \
-    apt-get install tini gosu --yes --no-install-recommends && \
+    apt-get install tini gosu dos2unix --yes --no-install-recommends && \
     apt-get clean && \
     rm -rf /var/lib/apt/lists/*
 
@@ -16,7 +16,8 @@ RUN pip install --no-cache-dir -r requirements.txt
 
 COPY . .
 
-RUN chmod +x *.sh
+RUN chmod +x *.sh && \
+    dos2unix *.sh
 
 ENTRYPOINT ["/bin/tini", "--", "/app/entrypoint.sh"]
 CMD ["python", "-u", "main.py"]