diff --git a/sys/mips/conf/AR71XX b/sys/mips/conf/AR71XX
index 4ee6aab8a1da..5e9499b27200 100644
--- a/sys/mips/conf/AR71XX
+++ b/sys/mips/conf/AR71XX
@@ -29,11 +29,11 @@ options		_KPOSIX_PRIORITY_SCHEDULING #Posix P1003_1B real-time extensions
 
 # options		NFS_LEGACYRPC
 # Debugging for use in -current
-# options		DEADLKRES
-# options		INVARIANTS
-# options		INVARIANT_SUPPORT
-# options		WITNESS
-# options		WITNESS_SKIPSPIN
+options		DEADLKRES
+options		INVARIANTS
+options		INVARIANT_SUPPORT
+options		WITNESS
+options		WITNESS_SKIPSPIN
 options         FFS                     #Berkeley Fast Filesystem
 options         SOFTUPDATES             #Enable FFS soft updates support
 options         UFS_ACL                 #Support for access control lists