diff --git a/kafka/Dockerfile b/kafka/Dockerfile
index 93fa00d..c25bd75 100644
--- a/kafka/Dockerfile
+++ b/kafka/Dockerfile
@@ -5,20 +5,21 @@
     APACHE_MIRROR="https://archive.apache.org/dist" \
     KAFKA_INSTALL="/usr/local"
 
-RUN apk add --no-cache \
-        bash \
-        openjdk8 \
-        tini \
-        zeromq
-
 RUN apk add --no-cache --virtual .fetch-deps \
-        curl \
+        wget \
         tar
 
-RUN curl -s https://www-us.apache.org/dist/kafka/$KAFKA_VERSION/kafka_$SCALA_VERSION-$KAFKA_VERSION.tgz | tar -xz -C $KAFKA_INSTALL && \
-    cd $KAFKA_INSTALL && ln -s kafka_$SCALA_VERSION-$KAFKA_VERSION kafka
+# download, install, and symlink kafka
+RUN cd $SPARK_INSTALL && \
+    wget -q --show-progress --progress=bar:force:noscroll $APACHE_MIRROR/kafka/$KAFKA_VERSION/kafka_$SCALA_VERSION-$KAFKA_VERSION.tgz 2>&1 && \
+    tar xzf kafka_$SCALA_VERSION-$KAFKA_VERSION.tgz && \
+    ln -s kafka_$SCALA_VERSION-$KAFKA_VERSION kafka && \
+    rm -f kafka_$SCALA_VERSION-$KAFKA_VERSION.tgz
 
-RUN apk del .fetch-deps
+RUN apk del .fetch-deps && \
+    rm -rf /tmp/* && \
+    rm -rf /var/cache/* && \
+    rm -rf /root/.cache
 
 # COPY start-master.sh /usr/local/bin/start-master.sh
 # COPY start-worker.sh /usr/local/bin/start-worker.sh