diff --git a/Makefile b/Makefile
index 7f72607..8b7d325 100644
--- a/Makefile
+++ b/Makefile
@@ -7,10 +7,8 @@ VERSION = 0.7
 PREFIX = /usr/local
 
 # флегови за C компајлер и линкер
-# CPPFLAGS = -D_POSIX_C_SOURCE=200809L
-CPPFLAGS = 
-CFLAGS = -g -std=c99 -pedantic -Wall -O0
-# CFLAGS  = -std=c99 -pedantic -Wall -O2
+# CFLAGS = -g -std=c99 -pedantic -Wall -O0
+CFLAGS  = -std=c99 -pedantic -Wall -O3
 LDFLAGS = -lm -lc
 
 CC = cc