diff --git a/configure.ac b/configure.ac
index 98532a9..77bcb03 100644
--- a/configure.ac
+++ b/configure.ac
@@ -4,6 +4,9 @@ AC_PROG_CC
 AC_PROG_CC_C99
 AC_CONFIG_FILES(Makefile)
 
+AC_SUBST([CFLAGS], [-fPIE])
+AC_SUBST([LDFLAGS], [-pie])
+
 PKG_CHECK_MODULES(LIBSYSTEMD, [libsystemd])
 
 AC_OUTPUT