diff --git a/src/project.conf b/src/project.conf
index b018133..02c7342 100644
--- a/src/project.conf
+++ b/src/project.conf
@@ -1,6 +1,6 @@
 targets=clock
 cflags=-Wall -g -O2 -pedantic -fstack-protector -fPIE
-ldflags=-pie
+ldflags=-pie -Wl,-z,relro -Wl,-z,now
 #for Gtk+ 2
 #cflags_force=-W `pkg-config --cflags libSystem gtk+-2.0`
 #ldflags_force=`pkg-config --libs libSystem gtk+-2.0` -lintl