diff --git a/sys/riscv/conf/GENERIC b/sys/riscv/conf/GENERIC
index 20e12dacc42f..e304ebab9a59 100644
--- a/sys/riscv/conf/GENERIC
+++ b/sys/riscv/conf/GENERIC
@@ -120,7 +120,7 @@ options 	DDB			# Support DDB.
 options 	DEADLKRES		# Enable the deadlock resolver
 options 	INVARIANTS		# Enable calls of extra sanity checking
 options 	INVARIANT_SUPPORT	# Extra sanity checks of internal structures, required by INVARIANTS
-# options 	WITNESS			# Enable checks to detect deadlocks and cycles
+options 	WITNESS			# Enable checks to detect deadlocks and cycles
 # options 	WITNESS_SKIPSPIN	# Don't run witness on spinlocks for speed
 options 	MALLOC_DEBUG_MAXZONES=8	# Separate malloc(9) zones
 # options 	EARLY_PRINTF