diff --git a/sys/kern/kern_racct.c b/sys/kern/kern_racct.c
index 8c2f0ac034dd..03677663d806 100644
--- a/sys/kern/kern_racct.c
+++ b/sys/kern/kern_racct.c
@@ -443,12 +443,8 @@ racct_sub_racct(struct racct *dest, const struct racct *src)
 		}
 		if (RACCT_CAN_DROP(i)) {
 			dest->r_resources[i] -= src->r_resources[i];
-			if (dest->r_resources[i] < 0) {
-				KASSERT(RACCT_IS_SLOPPY(i) ||
-				    RACCT_IS_DECAYING(i),
-				    ("%s: resource %d usage < 0", __func__, i));
+			if (dest->r_resources[i] < 0)
 				dest->r_resources[i] = 0;
-			}
 		}
 	}
 }