diff --git a/meta/classes-recipe/deb-dl-dir.bbclass b/meta/classes-recipe/deb-dl-dir.bbclass
index 620ddc96..fde4fc44 100644
--- a/meta/classes-recipe/deb-dl-dir.bbclass
+++ b/meta/classes-recipe/deb-dl-dir.bbclass
@@ -149,7 +149,7 @@ deb_dl_dir_export() {
     export owner=$(id -u):$(id -g)
     mkdir -p "${pc}"
 
-    isar_debs="$(${SCRIPTSDIR}/lockrun.py -r -f '${REPO_ISAR_DIR}/isar.lock' -c \
+    export isar_debs="$(${SCRIPTSDIR}/lockrun.py -r -f '${REPO_ISAR_DIR}/isar.lock' -c \
     "find '${REPO_ISAR_DIR}/${DISTRO}' -name '*.deb' -print")"
 
     flock "${pc}".lock sudo -Es << 'EOSUDO'