diff --git a/Makefile b/Makefile
index a9357b3727812cc43eb2d86191b65859b286b3e2..7a4ee19d0c05ad3495222029ee96880e527c3afa 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
-CFLAGS=-Wall -Wextra -Wno-unused -O3 -std=gnu99 -ggdb3
+CFLAGS=-Wall -Wextra -Wno-unused -Wno-unused-parameter -O2 -std=gnu99 -g
 PREFIX:=/usr/local
 
 all: compctld compctl