diff --git a/Dockerfile b/Dockerfile
index 3ece462..9cc8237 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -23,5 +23,6 @@ RUN rm /usr/local/bin/install-php-extensions && rm -rf /var/lib/apt/lists/* && r
 WORKDIR /var/www/html
 
 COPY entrypoint.sh /entrypoint.sh
+RUN chmod +x /entrypoint.sh
 
 ENTRYPOINT [ "/entrypoint.sh" ]
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