diff --git a/spack.yaml b/spack.yaml
index 0c13eca822c2860771665db507608cd3f1c7cdb4..055df0879fbce725996423b48ced4da122525368 100644
--- a/spack.yaml
+++ b/spack.yaml
@@ -3,7 +3,7 @@ spack:
     - site-config/$SYSTEMNAME
   specs:
     # EBRAINS tools
-    - arbor@0.9.0 +python +mpi
+    - arbor@0.10.0 +python +mpi
     - py-biobb-analysis@4.0.1
     - py-biobb-chemistry@4.0.0
     - py-biobb-common@4.1.0