diff --git a/go/tests/Dockerfile b/go/tests/Dockerfile
index 3a0d88ade..5fffa20ff 100644
--- a/go/tests/Dockerfile
+++ b/go/tests/Dockerfile
@@ -6,7 +6,7 @@ RUN go get golang.org/x/tools/cmd/goimports
 RUN go get github.com/01-edu/z01
 WORKDIR src
 COPY entrypoint.sh /usr/local/bin
-COPY tests .
+COPY . .
 RUN go install rc
 RUN find -mindepth 2 -maxdepth 2 -name '*_correct' -type d|xargs go install
 RUN find -mindepth 2 -maxdepth 2 -name '*_correct' -type d|cut -d/ -f1-2|xargs go install