diff --git a/scripts/generate_questions.sh b/scripts/generate_questions.sh
index fa6212c..55bb433 100755
--- a/scripts/generate_questions.sh
+++ b/scripts/generate_questions.sh
@@ -30,5 +30,5 @@ PYTHON="$(conda run -n Video-Tree-TRM which python)"
     --per-type "${PER_TYPE:-20}" \
     --similarity-threshold "${SIM_THRESHOLD:-0.85}" \
     --max-retries "${MAX_RETRIES:-3}" \
-    --concurrency "${CONCURRENCY:-8}" \
+    --concurrency "${CONCURRENCY:-16}" \
     --seed "${SEED:-2026}"