diff --git a/src/Makefile b/src/Makefile
index 5b7bff6..6272ad5 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -1,6 +1,6 @@
 .PHONY: all clean 
 CXX=									g++
-CXXFLAGS=							-g -Wall -Wno-unused-function -std=c++17 -g3
+CXXFLAGS=							-g -Wall -Wno-unused-function -std=c++17 -O2
 PROG=									../fmsi
 INCLUDES-PATH?=.
 INCLUDES=							-I$(INCLUDES-PATH)/include -L$(INCLUDES-PATH)/lib