diff --git a/VAX/vax730_defs.h b/VAX/vax730_defs.h
index 1134aabd..e76130b7 100644
--- a/VAX/vax730_defs.h
+++ b/VAX/vax730_defs.h
@@ -127,7 +127,7 @@
 #define ADDR_IS_MEM(x)  (((uint32) (x)) < MEMSIZE)
 #define MEM_MODIFIERS   { UNIT_MSIZE, (1u << 20), NULL, "1M", &cpu_set_size, NULL, NULL, "Set Memory to 1M bytes" }, \
                         { UNIT_MSIZE, (2u << 20), NULL, "2M", &cpu_set_size, NULL, NULL, "Set Memory to 2M bytes" }, \
-                        { UNIT_MSIZE, (3u << 20), NULL, "2M", &cpu_set_size, NULL, NULL, "Set Memory to 3M bytes" }, \
+                        { UNIT_MSIZE, (3u << 20), NULL, "3M", &cpu_set_size, NULL, NULL, "Set Memory to 3M bytes" }, \
                         { UNIT_MSIZE, (4u << 20), NULL, "4M", &cpu_set_size, NULL, NULL, "Set Memory to 4M bytes" }, \
                         { UNIT_MSIZE, (5u << 20), NULL, "5M", &cpu_set_size, NULL, NULL, "Set Memory to 5M bytes" }, \
                         { MTAB_XTD|MTAB_VDV|MTAB_NMO, 0, "MEMORY", NULL, NULL, &cpu_show_memory, NULL, "Display memory configuration" }