diff --git a/specifications/publish_spec.sh b/specifications/publish_spec.sh
index ecdb637e4208308d796c322787b3fd6e125c2af7..321850b00c914c099dcde084a35aea5548b7dc67 100644
--- a/specifications/publish_spec.sh
+++ b/specifications/publish_spec.sh
@@ -98,6 +98,7 @@ if [[ -n "$TEMPLATE_MOUNT" ]]; then
 fi
 
 docker run --rm \
+  -u $(id -u):$(id -g) \
   -v "$(pwd)/GENERATED_FILES:/app/GENERATED_FILES:rw" \
   -v "$ABS_MD_SOURCE:/data/sources:rw" \
   "${TEMPLATE_ARGS[@]}" \
@@ -108,6 +109,7 @@ docker run --rm \
   --src /data/sources
 
 docker run --rm \
+  -u $(id -u):$(id -g) \
   -v "$(pwd)/GENERATED_FILES:/app/GENERATED_FILES:rw" \
   "${TEMPLATE_ARGS[@]}" \
   "$IMAGE_NAME" \