diff --git a/Makefile b/Makefile
index 3c134418..25216369 100644
--- a/Makefile
+++ b/Makefile
@@ -99,7 +99,7 @@ CXXFLAGS := -std=c++11 $(filter-out -fPIC -ggdb,$(CXXFLAGS))
 EMCCFLAGS := -Os -Wno-warn-absolute-paths
 EMCCFLAGS += --memory-init-file 0 --embed-file share -s NO_EXIT_RUNTIME=1
 EMCCFLAGS += -s EXPORTED_FUNCTIONS="['_main','_run','_prompt','_errmsg']"
-EMCCFLAGS += -s DISABLE_EXCEPTION_CATCHING=0 -s ALLOW_MEMORY_GROWTH=1
+EMCCFLAGS += -s TOTAL_MEMORY=128*1024*1024
 # https://github.com/kripken/emscripten/blob/master/src/settings.js
 CXXFLAGS += $(EMCCFLAGS)
 LDFLAGS += $(EMCCFLAGS)