diff --git a/Project.toml b/Project.toml
index cb81a4f..ccc1d78 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,5 +1,6 @@
+# SPDX-License-Identifier: MPL-2.0
 name = "CompositionalDA"
-uuid = "a77efed1-127c-5b9d-bf19-e0eccfa50304"
+uuid = "bb1787b7-c25e-80cd-8559-27e3f8d35816"
 version = "0.2.0"
 description = "Native Julia compositional differential abundance: implemented ALDEx2 (v0.2); planned ANCOM-BC (v0.3). No Python, no TensorFlow; optional R bridge (temporary)."
 authors = ["Jonathan D.A. Jewell <j.d.a.jewell@open.ac.uk>"]
diff --git a/test/oracle/Project.toml b/test/oracle/Project.toml
index 6aeb3ad..1d28aa6 100644
--- a/test/oracle/Project.toml
+++ b/test/oracle/Project.toml
@@ -1,5 +1,5 @@
 [deps]
-CompositionalDA = "a77efed1-127c-5b9d-bf19-e0eccfa50304"
+CompositionalDA = "bb1787b7-c25e-80cd-8559-27e3f8d35816"
 DataFrames = "a93c6f00-e57d-5684-b7b6-d8193f3e46c0"
 DelimitedFiles = "8bb1440f-4735-579b-a4ab-409b98df4dab"
 Distributions = "31c24e10-a181-5473-b8eb-7969acd0382f"