diff --git a/Makefile.config b/Makefile.config
index f16af7c5..0645ba14 100644
--- a/Makefile.config
+++ b/Makefile.config
@@ -5,9 +5,9 @@
 # Configuration options for the makefile
 
 # Use these lines instead for debugging or profiling
-#CFLAGS = -g
-#CFLAGS = -g -pg
-CFLAGS  ?= -g -Wall
+#CFLAGS = -g -Wall
+#CFLAGS = -g -pg -Wall
+CFLAGS  ?= -O2 -Wall
 CC      ?= cc
 # Commands "baked into" cycone for invoking the C compiler
 CC_PROG ?= "$(CC) ~src-file~ $(CFLAGS) -c -o ~exec-file~.o"