diff --git a/tt_metal/hw/inc/blackhole/dev_mem_map.h b/tt_metal/hw/inc/blackhole/dev_mem_map.h
index 0f1dc991bee..52a628d8832 100644
--- a/tt_metal/hw/inc/blackhole/dev_mem_map.h
+++ b/tt_metal/hw/inc/blackhole/dev_mem_map.h
@@ -32,10 +32,10 @@
 #define MEM_ETH_SIZE (256 * 1024)
 
 #define MEM_LOCAL_BASE 0xFFB00000
-#define MEM_BRISC_LOCAL_SIZE (4 * 1024)
-#define MEM_NCRISC_LOCAL_SIZE (4 * 1024)
+#define MEM_BRISC_LOCAL_SIZE (8 * 1024)
+#define MEM_NCRISC_LOCAL_SIZE (8 * 1024)
 #define MEM_IERISC_LOCAL_SIZE (4 * 1024)
-#define MEM_TRISC_LOCAL_SIZE (2 * 1024)
+#define MEM_TRISC_LOCAL_SIZE (4 * 1024)
 
 /////////////
 // Firmware/kernel code holes