diff --git a/cassandra/java11_python3/Dockerfile b/cassandra/java11_python3/Dockerfile
index 9561cd8..785ad40 100644
--- a/cassandra/java11_python3/Dockerfile
+++ b/cassandra/java11_python3/Dockerfile
@@ -5,7 +5,7 @@ LABEL       author="Pascal Zarrad" maintainer="p.zarrad@outlook.de"
 LABEL       org.opencontainers.image.source="https://github.com/pterodactyl/yolks"
 LABEL       org.opencontainers.image.licenses=MIT
 
-RUN         apk add --update --no-cache python3 ca-certificates curl fontconfig git openssl sqlite tar tzdata \
+RUN         apk add --update --no-cache python3 py3-tz ca-certificates curl fontconfig git openssl sqlite tar tzdata \
 			    && adduser -D -h /home/container container
 
 USER        container
diff --git a/cassandra/java8_python2/Dockerfile b/cassandra/java8_python2/Dockerfile
index 3fa95c8..1c8260c 100644
--- a/cassandra/java8_python2/Dockerfile
+++ b/cassandra/java8_python2/Dockerfile
@@ -6,6 +6,7 @@ LABEL       org.opencontainers.image.source="https://github.com/pterodactyl/yolk
 LABEL       org.opencontainers.image.licenses=MIT
 
 RUN         apk add --update --no-cache python2 ca-certificates curl fontconfig git openssl sqlite tar tzdata \
+				&& python -m ensurepip --upgrade && pip install pytz \
 			    && adduser -D -h /home/container container
 
 USER        container