diff --git a/utils/containers/apptainer/build_apptainer_container.sh b/utils/containers/apptainer/build_apptainer_container.sh
new file mode 100755
index 0000000000000000000000000000000000000000..fc9e567c6c5f29e0fdfd06dd26e152daaa947608
--- /dev/null
+++ b/utils/containers/apptainer/build_apptainer_container.sh
@@ -0,0 +1,3 @@
+#! /bin/bash
+
+sudo apptainer build summa_actors.sif summa_actors.def
diff --git a/utils/containers/apptainer/summa-actors.def b/utils/containers/apptainer/summa-actors.def
deleted file mode 100644
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..0000000000000000000000000000000000000000
diff --git a/build/summa_actors.def b/utils/containers/apptainer/summa_actors.def
similarity index 100%
rename from build/summa_actors.def
rename to utils/containers/apptainer/summa_actors.def