diff --git a/Dockerfile.openj9 b/Dockerfile.openj9
index f4907c3..19f3535 100644
--- a/Dockerfile.openj9
+++ b/Dockerfile.openj9
@@ -25,7 +25,7 @@ RUN git clone --single-branch --depth 1 \
 WORKDIR /build/src
 RUN bash get_source.sh
 RUN bash configure --with-boot-jdk=/build/bootjdk --with-openssl=system
-RUN make all -j$(nproc)
+RUN make all JOBS=$(nproc)
 
 # jlink by advice from https://adoptium.net/blog/2021/10/jlink-to-produce-own-runtime/
 WORKDIR /build/src/build/linux-x86_64-server-release/images