diff --git a/build/docker/bin/Makefile b/build/docker/bin/Makefile
index 4c598b28..3db4f032 100644
--- a/build/docker/bin/Makefile
+++ b/build/docker/bin/Makefile
@@ -37,6 +37,8 @@ prepare-sources:
 	rm -rf $(BLOCKBOOK_SRC)
 	mkdir -p $(BLOCKBOOK_BASE)
 	cp -r /src $(BLOCKBOOK_SRC)
+	cd $(BLOCKBOOK_SRC) && go mod download
+	sed -i 's/maxRequestContentLength\ =\ 1024\ \*\ 1024\ \*\ 5/maxRequestContentLength = 1024 * 1024 * 20/g' $(GOPATH)/pkg/mod/github.com/ethereum/go-ethereum*/rpc/http.go
 
 generate-data:
 	cd $(BLOCKBOOK_SRC) && packr clean && packr