diff --git a/debian/rules b/debian/rules
index 2e9854b..2e4c173 100755
--- a/debian/rules
+++ b/debian/rules
@@ -1,9 +1,9 @@
 #!/usr/bin/make -f
 # You must remove unused comment lines for the released package.
 export DH_VERBOSE = 1
-#export DEB_BUILD_MAINT_OPTIONS = hardening=+all
-#export DEB_CFLAGS_MAINT_APPEND  = -Wall -pedantic
-#export DEB_LDFLAGS_MAINT_APPEND = -Wl,-O1
+export DEB_BUILD_MAINT_OPTIONS = hardening=+all
+export DEB_CFLAGS_MAINT_APPEND  = -Wall -pedantic
+export DEB_LDFLAGS_MAINT_APPEND = -Wl,-O1
 
 %:
 	dh $@ --with autoreconf