diff --git a/docker/Dockerfile b/docker/Dockerfile
index aed1e00..84baa43 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -15,6 +15,7 @@ RUN curl -o w3-total-cache.zip -L -O https://downloads.wordpress.org/plugin/w3-t
 
 RUN curl -o latest-64bit -L -O https://elasticache-downloads.s3.amazonaws.com/ClusterClient/PHP-8.0/latest-64bit-X86-openssl3 && \
     tar -zxvf latest-64bit && \
+    ls /usr/lib64/php && \
     mv ./amazon-elasticache-cluster-client.so /usr/lib64/php/8.0/modules/ && \
     echo "extension=amazon-elasticache-cluster-client.so" | sudo tee --append /etc/php-8.0/50-memcached.ini