diff --git a/Makefile b/Makefile
index 3bfc024..a9416d0 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@ CC=clang
 CXX=clang++
 # -w suppresses all warnings (the part that's commented out helps me find memory leaks, it ruins performance though!)
 CFLAGS=-O3 #-g3 -fsanitize=address
-CXXFLAGS=-Wall -std=c++17 -O3 -DPROTOCOL_VERSION=$(PROTOCOL_VERSION) #-g3 -fsanitize=address
+CXXFLAGS=-Wall -std=c++17 -O2 -DPROTOCOL_VERSION=$(PROTOCOL_VERSION) #-g3 -fsanitize=address
 LDFLAGS=-lpthread -ldl #-g3 -fsanitize=address
 # specifies the name of our exectuable
 SERVER=bin/fusion