diff --git a/host/Makefile b/host/Makefile
index d31fa90..4e137e3 100644
--- a/host/Makefile
+++ b/host/Makefile
@@ -1,5 +1,5 @@
 all:
-	gcc -Wall -Werror -pedantic -std=c99 -O2 -DUVM32_MEMORY_SIZE=65535 -I../uvm32 -o host ../uvm32/uvm32.c host.c
+	gcc -Wall -Werror -pedantic -std=c99 -O2 -DUVM32_MEMORY_SIZE=32768 -I../uvm32 -o host ../uvm32/uvm32.c host.c
 
 clean:
 	rm -f host