diff --git a/dist/platforms/ubuntu/steps/runsteps.sh b/dist/platforms/ubuntu/steps/runsteps.sh
index 1885c0ba..7b09183a 100644
--- a/dist/platforms/ubuntu/steps/runsteps.sh
+++ b/dist/platforms/ubuntu/steps/runsteps.sh
@@ -11,6 +11,12 @@
 #
 STEPS_DIR="${STEPS_DIR:-/steps}"
 
+# TEMPORARY (round 2): re-tracing after the target-platform fix (#101,
+# linux-il2cpp image now pulled correctly) - the Docker test run still
+# fails the same way, need to see whether it's the same or a new symptom
+# against the correct image. Remove once root-caused.
+set -x
+
 source "$STEPS_DIR/set_extra_git_configs.sh"
 source "$STEPS_DIR/set_gitcredential.sh"