diff --git a/qt6-after/qt6-migrated-legatus/docker_build.sh b/qt6-after/qt6-migrated-legatus/docker_build.sh
index 89ce7ce07..46ee7f500 100755
--- a/qt6-after/qt6-migrated-legatus/docker_build.sh
+++ b/qt6-after/qt6-migrated-legatus/docker_build.sh
@@ -11,6 +11,8 @@ fi
 # Run CMake configuration and build inside Docker
 docker run --rm \
   -e MIGRATE_PIPELINE_ROOT \
+  -e LANG \
+  -e LC_ALL \
   -v ${MIGRATE_PIPELINE_ROOT}:/workspace \
   -v ${MIGRATE_PIPELINE_ROOT}/rti_license.dat:/workspace/rti_license.dat \
   -w /workspace/qt-migration-legatus/qt6-after/qt6-migrated-legatus \