diff --git a/04rel64/Dockerfile b/04rel64/Dockerfile
index 00bc40e..0d955a2 100644
--- a/04rel64/Dockerfile
+++ b/04rel64/Dockerfile
@@ -26,6 +26,10 @@ RUN apt-get install -y screen gdb
 RUN cd /tmp && wget 'http://security.debian.org/debian-security/pool/updates/main/o/openssl/libssl1.0.0_1.0.1t-1+deb8u12_amd64.deb' && \
 dpkg -i libssl1.0.0_1.0.1t-1+deb8u12_amd64.deb && rm libssl1.0.0_1.0.1t-1+deb8u12_amd64.deb
 
+RUN mkdir -p /usr/lib/jvm/jdk-15 && cd /usr/lib/jvm/jdk-15 && \
+ wget 'https://download.java.net/java/GA/jdk15.0.2/0d1cfde4252546c6931946de8db48ee2/7/GPL/openjdk-15.0.2_linux-x64_bin.tar.gz' && \
+ tar -xzv --strip-components=1 -f openjdk-15.0.2_linux-x64_bin.tar.gz
+
 USER container
 ENV USER container
 ENV HOME /home/container