diff --git a/treble/combined_build_test.sh b/treble/combined_build_test.sh
index f051b5dc7..c0a29a30a 100755
--- a/treble/combined_build_test.sh
+++ b/treble/combined_build_test.sh
@@ -78,7 +78,7 @@ if [[ -n "${dist_dir}" ]]; then
     out_dir="${dist_dir}/logs"
 fi
 
-base_command="build/soong/soong_ui.bash --make-mode"
+base_command="build/soong/soong_ui.bash --make-mode TARGET_RELEASE=trunk_staging"
 if [[ -n "${dist_dir}" ]]; then
     base_command="${base_command} DIST_DIR=${dist_dir} dist"
 fi