diff --git a/vm/mm.c b/vm/mm.c
index f5e0e60..66ab22e 100644
--- a/vm/mm.c
+++ b/vm/mm.c
@@ -27,13 +27,13 @@
 #endif
 
 // Get a WORD aligned (16-bit) address.
-// Casts the 8-bit pointer (memory) to 16-bit (WORD) and add offset.
+// Casts the 8-bit pointer (mm_base_addr) to 16-bit (WORD) and add offset.
 #define addr_align_word(offset) \
-	(((uint16_t*) memory) + (offset))
+	(((uint16_t*) mm_base_addr) + (offset))
 
 #define EXCEPTION_STRING "Runtime exception: Memory address '%u' is out of bounds.\n"
 
-uint8_t *memory = NULL;
+uint8_t *mm_base_addr = NULL;
 
 #define __check_bounds(addr) 				\
 	if ((addr) + 1 > MEM_SIZE) {			\
@@ -43,14 +43,14 @@ uint8_t *memory = NULL;
 
 void mm_init() {
 
-	memory = (uint8_t*) malloc(MEM_SIZE);
+	mm_base_addr = (uint8_t*) malloc(MEM_SIZE);
 }
 
 void mm_exit() {
 
-	if (memory) {
-		free(memory);
-		memory = NULL;
+	if (mm_base_addr) {
+		free(mm_base_addr);
+		mm_base_addr = NULL;
 	}
 }
 
diff --git a/vm/mm.h b/vm/mm.h
index f7ed12f..772c7c3 100644
--- a/vm/mm.h
+++ b/vm/mm.h
@@ -22,7 +22,7 @@
 
 #include <stdint.h>
 
-extern uint8_t *memory;
+extern uint8_t *mm_base_addr;
 
 void mm_init();
 
diff --git a/vm/vm.c b/vm/vm.c
index e50990c..6c65d7d 100644
--- a/vm/vm.c
+++ b/vm/vm.c
@@ -45,7 +45,7 @@ void run(struct program *prog) {
 		debug_print_regs(state.reg);
 
 	if (debug_mem)
-		debug_print_memory(memory);
+		debug_print_memory(mm_base_addr);
 
 	mm_exit();
 }