diff --git a/x/distribution/keeper/test_common.go b/x/distribution/keeper/test_common.go
index 26033432fcbf..7cc68fcc42d9 100644
--- a/x/distribution/keeper/test_common.go
+++ b/x/distribution/keeper/test_common.go
@@ -158,44 +158,3 @@ func (fck DummyFeeCollectionKeeper) SetCollectedFees(in sdk.Coins) {
 func (fck DummyFeeCollectionKeeper) ClearCollectedFees(_ sdk.Context) {
 	heldFees = sdk.Coins{}
 }
-
-//__________________________________________________________________________________
-// used in simulation
-
-// iterate over all the validator distribution infos (inefficient, just used to
-// check invariants)
-func (k Keeper) IterateValidatorDistInfos(ctx sdk.Context,
-	fn func(index int64, distInfo types.ValidatorDistInfo) (stop bool)) {
-
-	store := ctx.KVStore(k.storeKey)
-	iter := sdk.KVStorePrefixIterator(store, ValidatorDistInfoKey)
-	defer iter.Close()
-	index := int64(0)
-	for ; iter.Valid(); iter.Next() {
-		var vdi types.ValidatorDistInfo
-		k.cdc.MustUnmarshalBinaryLengthPrefixed(iter.Value(), &vdi)
-		if fn(index, vdi) {
-			return
-		}
-		index++
-	}
-}
-
-// iterate over all the delegation distribution infos (inefficient, just used
-// to check invariants)
-func (k Keeper) IterateDelegationDistInfos(ctx sdk.Context,
-	fn func(index int64, distInfo types.DelegationDistInfo) (stop bool)) {
-
-	store := ctx.KVStore(k.storeKey)
-	iter := sdk.KVStorePrefixIterator(store, DelegationDistInfoKey)
-	defer iter.Close()
-	index := int64(0)
-	for ; iter.Valid(); iter.Next() {
-		var ddi types.DelegationDistInfo
-		k.cdc.MustUnmarshalBinaryLengthPrefixed(iter.Value(), &ddi)
-		if fn(index, ddi) {
-			return
-		}
-		index++
-	}
-}