diff --git a/2.7-java9/Dockerfile b/2.7-java9/Dockerfile
deleted file mode 100644
index aebe82c..0000000
--- a/2.7-java9/Dockerfile
+++ /dev/null
@@ -1,19 +0,0 @@
-FROM adoptopenjdk/openjdk9:alpine-slim
-LABEL maintainer="felixlohmeier@opencultureconsulting.com"
-# OpenRefine 2.7
-
-ENV OR_URL https://github.com/OpenRefine/OpenRefine/releases/download/2.7/openrefine-linux-2.7.tar.gz
-
-WORKDIR /app
-
-RUN set -xe \
-    && apk add --no-cache bash curl grep tar \
-    && curl -sSL ${OR_URL} | tar xz --strip 1
-
-VOLUME /data
-WORKDIR /data
-
-EXPOSE 3333
-
-ENTRYPOINT ["/app/refine"]
-CMD ["-i", "0.0.0.0", "-d", "/data"]
diff --git a/README.md b/README.md
index b4a6a53..d51a95e 100644
--- a/README.md
+++ b/README.md
@@ -56,9 +56,6 @@ OpenRefine 2.8 (2017-11-19) from openjdk:7-jre **[2.8-java7]**
 OpenRefine 2.7 (2017-06-18) from openjdk:8-jre-alpine **[2.7]**
 > docker pull felixlohmeier/openrefine:2.7
 
-OpenRefine 2.7 (2017-06-18) from adoptopenjdk/openjdk9:alpine-slim **[2.7-java9]**
-> docker pull felixlohmeier/openrefine:2.7-java9
-
 OpenRefine 2.7 (2017-06-18) from openjdk:7-jre **[2.7-java7]**
 > docker pull felixlohmeier/openrefine:2.7-java7