diff --git a/target/snitch_cluster/cfg/default.hjson b/target/snitch_cluster/cfg/default.hjson
index c39c2a490c..632859c4fa 100644
--- a/target/snitch_cluster/cfg/default.hjson
+++ b/target/snitch_cluster/cfg/default.hjson
@@ -22,6 +22,7 @@
         },
         cluster_periph_size: 64, // kB
         zero_mem_size: 64, // kB
+        alias_region_enable: true,
         dma_data_width: 512,
         dma_axi_req_fifo_depth: 3,
         dma_req_fifo_depth: 3,