diff --git a/build b/build
index ff057d661..d1fcee91b 100755
--- a/build
+++ b/build
@@ -28,8 +28,7 @@ erl -noshell -eval "${CHECK_VSN}"
 
 if [ "${1:-}" = "--in-docker" ]; then
     #shellcheck disable=SC2086
-    exec docker run $maybeit --rm -v "$(pwd):/src" --workdir /src erlang:25 git config --global --add safe.directory /src && ./build
+    exec docker run $maybeit --rm -v "$(pwd):/src" --workdir /src erlang:27 git config --global --add safe.directory /src && ./build
 fi
 
-export REBAR3_PROJECT_BUILD_STAMPR=ignore
 ./bootstrap