diff --git a/Dockerfile b/Dockerfile
index 74734f9..10c2286 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -8,4 +8,5 @@ RUN go get github.com/tools/godep
 RUN godep restore
 RUN godep go build && godep go install
 
+EXPOSE 8081
 CMD ["pgweb", "--bind", "0.0.0.0"]
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