diff --git a/abci/proposals/proposals.go b/abci/proposals/proposals.go
index 9d14b729f..bef381a1f 100644
--- a/abci/proposals/proposals.go
+++ b/abci/proposals/proposals.go
@@ -288,6 +288,9 @@ func (h *ProposalHandler) ProcessProposalHandler() sdk.ProcessProposalHandler {
 			"vote_extensions_enabled", voteExtensionsEnabled,
 		)
 
+		// we save the injected tx so we can re-add it to the txs in case it is removed in a wrapped proposal handler.
+		var injectedTx []byte
+
 		if voteExtensionsEnabled {
 			// Ensure that the commit info was correctly injected into the proposal.
 			if len(req.Txs) < slinkyabci.NumInjectedTxs {
@@ -331,6 +334,7 @@ func (h *ProposalHandler) ProcessProposalHandler() sdk.ProcessProposalHandler {
 
 			// Remove the extended commit info from the proposal if required
 			if !h.retainOracleDataInWrappedHandler {
+				injectedTx = req.Txs[slinkyabci.OracleInfoIndex]
 				req.Txs = req.Txs[slinkyabci.NumInjectedTxs:]
 			}
 		}
@@ -345,6 +349,11 @@ func (h *ProposalHandler) ProcessProposalHandler() sdk.ProcessProposalHandler {
 			}
 		}
 
+		if !h.retainOracleDataInWrappedHandler && injectedTx != nil {
+			// Re-inject the extended commit info back into the response if it was removed
+			req.Txs = append([][]byte{injectedTx}, req.Txs...)
+		}
+
 		wrappedProcessProposalLatency = time.Since(wrappedProcessProposalStartTime)
 		return resp, err
 	}
diff --git a/abci/proposals/proposals_test.go b/abci/proposals/proposals_test.go
index 0aef1e4d7..52c86038a 100644
--- a/abci/proposals/proposals_test.go
+++ b/abci/proposals/proposals_test.go
@@ -576,6 +576,7 @@ func (s *ProposalsTestSuite) TestProcessProposal() {
 		currencyPairStrategy func() currencypair.CurrencyPairStrategy
 		expectedError        bool
 		expectedResp         *cometabci.ResponseProcessProposal
+		checkTxs             func(before, after [][]byte)
 	}{
 		{
 			name: "returns an error on nil request",
@@ -697,6 +698,9 @@ func (s *ProposalsTestSuite) TestProcessProposal() {
 			expectedResp: &cometabci.ResponseProcessProposal{
 				Status: cometabci.ResponseProcessProposal_ACCEPT,
 			},
+			checkTxs: func(before, after [][]byte) {
+				s.Require().Equal(before, after)
+			},
 		},
 		{
 			name: "can process a block with multiple vote extensions",
@@ -936,6 +940,16 @@ func (s *ProposalsTestSuite) TestProcessProposal() {
 				))
 			}
 
+			// make a copy of the txs before we run the proposal
+			var before [][]byte
+			if req != nil { // some tests use a nil request.
+				before = make([][]byte, len(req.Txs))
+				for i, tx := range req.Txs {
+					before[i] = make([]byte, len(tx))
+					copy(before[i], tx)
+				}
+			}
+
 			response, err := s.proposalHandler.ProcessProposalHandler()(s.ctx, req)
 
 			s.Require().Equal(tc.expectedResp, response)
@@ -944,6 +958,10 @@ func (s *ProposalsTestSuite) TestProcessProposal() {
 			} else {
 				s.Require().NoError(err)
 			}
+
+			if tc.checkTxs != nil {
+				tc.checkTxs(before, req.Txs)
+			}
 		})
 	}
 }
diff --git a/pkg/types/currency_pair.go b/pkg/types/currency_pair.go
index bb011a020..3f857275d 100644
--- a/pkg/types/currency_pair.go
+++ b/pkg/types/currency_pair.go
@@ -122,6 +122,10 @@ func ValidateDefiAssetString(asset string) error {
 		return fmt.Errorf("token field %q is invalid: %w", token, err)
 	}
 
+	if strings.ToUpper(asset) != asset {
+		return fmt.Errorf("incorrectly formatted asset string, expected: %q got: %q", strings.ToUpper(asset), asset)
+	}
+
 	return nil
 }
 
@@ -204,19 +208,7 @@ func CurrencyPairFromString(s string) (CurrencyPair, error) {
 }
 
 func sanitizeAssetString(s string) (string, error) {
-	if IsLegacyAssetString(s) {
-		s = strings.ToUpper(s)
-	} else {
-		token, address, chainID, err := SplitDefiAssetString(s)
-		if err != nil {
-			return "", fmt.Errorf("incorrectly formatted asset: %q: %w", s, err)
-		}
-
-		token = strings.ToUpper(token)
-		s = strings.Join([]string{token, address, chainID}, fieldSeparator)
-	}
-
-	return s, nil
+	return strings.ToUpper(s), nil
 }
 
 // LegacyDecimals returns the number of decimals that the quote will be reported to. If the quote is Ethereum, then
diff --git a/pkg/types/currency_pair_test.go b/pkg/types/currency_pair_test.go
index 1f46d831a..ca6625009 100644
--- a/pkg/types/currency_pair_test.go
+++ b/pkg/types/currency_pair_test.go
@@ -152,27 +152,51 @@ func TestValidateBasic(t *testing.T) {
 			true,
 		},
 		{
-			"if Base formatted correctly as defi, Quote standard - pass",
+			"if Base formatted incorrectly as defi, Quote standard but rest lowercase - fail",
 			slinkytypes.CurrencyPair{
 				Base:  "BB,testAddress,testChain",
 				Quote: "AA",
 			},
-			true,
+			false,
 		},
 		{
-			"if Quote formatted correctly as Base, Quote standard - pass",
+			"if Quote formatted incorrectly as Base, Quote standard but rest lowercase - fail",
 			slinkytypes.CurrencyPair{
 				Base:  "BB",
 				Quote: "AA,testAddress,testChain",
 			},
-			true,
+			false,
 		},
 		{
-			"if both Quote + Base are formatted correctly as defi - pass",
+			"if both Quote + Base are formatted correctly as defi but rest lowercase - fail",
 			slinkytypes.CurrencyPair{
 				Base:  "BB,testAddress,testChain",
 				Quote: "AA,testAddress,testChain",
 			},
+			false,
+		},
+		{
+			"if Base formatted incorrectly as defi, Quote standard - pass",
+			slinkytypes.CurrencyPair{
+				Base:  "BB,TESTADDRESS,TESTCHAIN",
+				Quote: "AA",
+			},
+			true,
+		},
+		{
+			"if Quote formatted incorrectly as Base, Quote standard - pass",
+			slinkytypes.CurrencyPair{
+				Base:  "BB",
+				Quote: "AA,TESTADDRESS,TESTCHAIN",
+			},
+			true,
+		},
+		{
+			"if both Quote + Base are formatted correctly as defi - pass",
+			slinkytypes.CurrencyPair{
+				Base:  "BB,TESTADDRESS,TESTCHAIN",
+				Quote: "AA,TESTADDRESS,TESTCHAIN",
+			},
 			true,
 		},
 	}
@@ -237,19 +261,19 @@ func TestToFromString(t *testing.T) {
 		{
 			"if the string is not formatted upper-case (defi), return the original CurrencyPair",
 			"a,testAddress,testChain/B",
-			slinkytypes.CurrencyPair{Base: "A,testAddress,testChain", Quote: "B"},
+			slinkytypes.CurrencyPair{Base: "A,TESTADDRESS,TESTCHAIN", Quote: "B"},
 			true,
 		},
 		{
 			"if the string is not formatted upper-case (defi), return the original CurrencyPair",
 			"a/b,testAddress,testChain",
-			slinkytypes.CurrencyPair{Base: "A", Quote: "B,testAddress,testChain"},
+			slinkytypes.CurrencyPair{Base: "A", Quote: "B,TESTADDRESS,TESTCHAIN"},
 			true,
 		},
 		{
 			"if the string is not formatted upper-case (defi), return the original CurrencyPair",
 			"A,testAddress,testChain/B,testAddress,testChain",
-			slinkytypes.CurrencyPair{Base: "A,testAddress,testChain", Quote: "B,testAddress,testChain"},
+			slinkytypes.CurrencyPair{Base: "A,TESTADDRESS,TESTCHAIN", Quote: "B,TESTADDRESS,TESTCHAIN"},
 			true,
 		},
 	}