diff --git a/drchaos/common.nim b/drchaos/common.nim
index 8282a98..cbab037 100644
--- a/drchaos/common.nim
+++ b/drchaos/common.nim
@@ -331,7 +331,7 @@ proc toData*[K, V](data: var openArray[byte]; pos: var int; input: (Table[K, V]|
 
 proc fromData*[K, V](data: openArray[byte]; pos: var int; output: var (Table[K, V]|OrderedTable[K, V])) =
   let len = readInt32(data, pos).int
-  for i in 0 ..< len:
+  for i in 0..<len:
     var key: K
     fromData(data, pos, key)
     fromData(data, pos, mgetOrPut(output, key, default(V)))
diff --git a/drchaos/mutator.nim b/drchaos/mutator.nim
index 0053f02..ae7c495 100644
--- a/drchaos/mutator.nim
+++ b/drchaos/mutator.nim
@@ -571,8 +571,6 @@ template mutatorImpl*(target, mutator, typ: untyped) =
   proc customMutatorImpl(x: var typ; data: openArray[byte]; maxLen: int;
       r: var Rand): int {.nosan.} =
     if data.len > 1:
-      #var pos = 1
-      #fromData(data, pos, x)
       when (NimMajor, NimMinor, NimPatch) >= (1, 7, 1):
         x = move getInput(x, data)
       else: