diff --git a/usr.bin/systat/proc.c b/usr.bin/systat/proc.c
index b42d5236927..25ee286be78 100644
--- a/usr.bin/systat/proc.c
+++ b/usr.bin/systat/proc.c
@@ -205,7 +205,7 @@ per_proc_swap_usage(struct kinfo_proc *kipp)
 			} while (vmobj != 0);
 		}
 	}
-	free(freep);
+	procstat_freevmmap(prstat, freep);
 	return (pages);
 }
 
@@ -272,6 +272,7 @@ procgetinfo(void)
 	}
 	if (nproc > 1)
 		qsort(pu, nproc, sizeof(*pu), proc_compar);
+	procstat_freeprocs(prstat, kipp);
 }
 
 void