diff --git a/include/archi/chips/astral-cluster/properties.h b/include/archi/chips/astral-cluster/properties.h
index ef04637..4c6e9f0 100644
--- a/include/archi/chips/astral-cluster/properties.h
+++ b/include/archi/chips/astral-cluster/properties.h
@@ -89,7 +89,7 @@
 #define ARCHI_HAS_CLUSTER   1
 #define ARCHI_L1_TAS_BIT    20
 #ifndef ARCHI_CLUSTER_NB_PE
-#define ARCHI_CLUSTER_NB_PE 12
+#define ARCHI_CLUSTER_NB_PE 8
 #endif
 #define ARCHI_NB_CLUSTER    1