diff --git a/x/gov/README.md b/x/gov/README.md
index 665fe7c692..2d0d82bf07 100644
--- a/x/gov/README.md
+++ b/x/gov/README.md
@@ -2,8 +2,6 @@
 sidebar_position: 1
 ---
 
-<!--- TODO(@julienrbrt), describe spam votes and vote options changes -->
-
 # `x/gov`
 
 ## Abstract
diff --git a/x/gov/keeper/tally_test.go b/x/gov/keeper/tally_test.go
index 6d007f5b1d..90de90a33b 100644
--- a/x/gov/keeper/tally_test.go
+++ b/x/gov/keeper/tally_test.go
@@ -994,31 +994,6 @@ func TestTally_Optimistic(t *testing.T) {
 				SpamCount:        "0",
 			},
 		},
-		{
-			name: "spam votes: prop fails/burn deposit",
-			setup: func(s tallyFixture) {
-				setTotalBonded(s, 10000000)
-				validatorVote(s, s.valAddrs[1], v1.VoteOption_VOTE_OPTION_SPAM)
-				validatorVote(s, s.valAddrs[2], v1.VoteOption_VOTE_OPTION_SPAM)
-				validatorVote(s, s.valAddrs[3], v1.VoteOption_VOTE_OPTION_SPAM)
-				validatorVote(s, s.valAddrs[4], v1.VoteOption_VOTE_OPTION_SPAM)
-				validatorVote(s, s.valAddrs[5], v1.VoteOption_VOTE_OPTION_SPAM)
-				validatorVote(s, s.valAddrs[6], v1.VoteOption_VOTE_OPTION_SPAM)
-			},
-			expectedPass: false,
-			expectedBurn: true,
-			expectedTally: v1.TallyResult{
-				YesCount:         "0",
-				AbstainCount:     "0",
-				NoCount:          "0",
-				NoWithVetoCount:  "0",
-				OptionOneCount:   "0",
-				OptionTwoCount:   "0",
-				OptionThreeCount: "0",
-				OptionFourCount:  "0",
-				SpamCount:        "6000000",
-			},
-		},
 		{
 			name: "one delegator votes: threshold no not reached, prop passes",
 			setup: func(s tallyFixture) {
diff --git a/x/gov/keeper/vote.go b/x/gov/keeper/vote.go
index b5415bd714..a8dcf8340a 100644
--- a/x/gov/keeper/vote.go
+++ b/x/gov/keeper/vote.go
@@ -37,7 +37,7 @@ func (k Keeper) AddVote(ctx context.Context, proposalID uint64, voterAddr sdk.Ac
 	for _, option := range options {
 		switch proposal.ProposalType {
 		case v1.ProposalType_PROPOSAL_TYPE_OPTIMISTIC:
-			if option.Option != v1.OptionNo && option.Option != v1.OptionSpam {
+			if option.Option != v1.OptionNo {
 				return errors.Wrap(types.ErrInvalidVote, "optimistic proposals can only be rejected")
 			}
 		case v1.ProposalType_PROPOSAL_TYPE_MULTIPLE_CHOICE:
diff --git a/x/gov/keeper/vote_test.go b/x/gov/keeper/vote_test.go
index caf3013afb..59905f8b07 100644
--- a/x/gov/keeper/vote_test.go
+++ b/x/gov/keeper/vote_test.go
@@ -107,6 +107,31 @@ func TestVotes(t *testing.T) {
 	require.ErrorIs(t, err, collections.ErrNotFound)
 }
 
+func TestVotes_Optimisic(t *testing.T) {
+	govKeeper, mocks, _, ctx := setupGovKeeper(t)
+	authKeeper, bankKeeper, stakingKeeper := mocks.acctKeeper, mocks.bankKeeper, mocks.stakingKeeper
+	addrs := simtestutil.AddTestAddrsIncremental(bankKeeper, stakingKeeper, ctx, 2, sdkmath.NewInt(10000000))
+	authKeeper.EXPECT().AddressCodec().Return(address.NewBech32Codec("cosmos")).AnyTimes()
+
+	proposal, err := govKeeper.SubmitProposal(ctx, nil, "", "title", "description", sdk.AccAddress("cosmos1ghekyjucln7y67ntx7cf27m9dpuxxemn4c8g4r"), v1.ProposalType_PROPOSAL_TYPE_OPTIMISTIC)
+	require.NoError(t, err)
+
+	proposal.Status = v1.StatusVotingPeriod
+	require.NoError(t, govKeeper.Proposals.Set(ctx, proposal.Id, proposal))
+
+	proposalID := proposal.Id
+
+	// invalid options
+	require.Error(t, govKeeper.AddVote(ctx, proposalID, addrs[0], v1.NewNonSplitVoteOption(invalidOption), ""), "invalid option")
+	require.Error(t, govKeeper.AddVote(ctx, proposalID, addrs[0], v1.NewNonSplitVoteOption(v1.OptionYes), ""), "invalid option")
+	require.Error(t, govKeeper.AddVote(ctx, proposalID, addrs[0], v1.NewNonSplitVoteOption(v1.OptionAbstain), "invalid option"))
+	require.Error(t, govKeeper.AddVote(ctx, proposalID, addrs[0], v1.NewNonSplitVoteOption(v1.OptionNoWithVeto), ""), "invalid option")
+	require.Error(t, govKeeper.AddVote(ctx, proposalID, addrs[0], v1.NewNonSplitVoteOption(v1.OptionSpam), ""), "invalid option")
+
+	// valid options
+	require.NoError(t, govKeeper.AddVote(ctx, proposalID, addrs[0], v1.NewNonSplitVoteOption(v1.OptionNo), ""))
+}
+
 func TestVotes_MultipleChoiceProposal(t *testing.T) {
 	govKeeper, mocks, _, ctx := setupGovKeeper(t)
 	authKeeper, bankKeeper, stakingKeeper := mocks.acctKeeper, mocks.bankKeeper, mocks.stakingKeeper