diff --git a/CHANGELOG.md b/CHANGELOG.md
index a0e9ea758a..f0ab927712 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -53,8 +53,8 @@ Ref: https://keepachangelog.com/en/1.0.0/
 ### Bug Fixes
 * (ledger) [\#1040](https://github.com/Finschia/finschia-sdk/pull/1040) Fix a bug(unable to connect nano S plus ledger on ubuntu)
 * (x/foundation) [\#1053](https://github.com/Finschia/finschia-sdk/pull/1053) Make x/foundation MsgExec propagate events
-* (baseapp) [\#1091](https://github.com/cosmos/cosmos-sdk/pull/1091) Add `events.GetAttributes` and `event.GetAttribute` methods to simplify the retrieval of an attribute from event(s) (backport #1075)
-* (baseapp) [\#1092](https://github.com/cosmos/cosmos-sdk/pull/1092) Do not add `module` attribute in case of ibc messages (backport #1079)
+* (baseapp) [\#1091](https://github.com/finschia/finschia-sdk/pull/1091) Add `events.GetAttributes` and `event.GetAttribute` methods to simplify the retrieval of an attribute from event(s) (backport #1075)
+* (baseapp) [\#1092](https://github.com/finschia/finschia-sdk/pull/1092) Do not add `module` attribute in case of ibc messages (backport #1079)
 
 ### Removed
 
@@ -63,6 +63,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 * (refactor) [\#1090](https://github.com/Finschia/finschia-sdk/pull/1090) Automate EventTypeMessage inclusion in every message execution (backport #1063)
 * (x/bank) [#1093](https://github.com/Finschia/finschia-sdk/pull/1093) Remove message events including `sender` attribute whose information is already present in the relevant events (backport #1066)
 * (ostracon) [\#1099](https://github.com/Finschia/finschia-sdk/pull/1099) feat!: remove libsodium vrf library.
+* (x/collection) [\#1102](https://github.com/finschia/finschia-sdk/pull/1102) Reject modifying NFT class with token index filled in MsgModify
 
 ### Build, CI
 * (build,ci) [\#1043](https://github.com/Finschia/finschia-sdk/pull/1043) Update golang version to 1.20
diff --git a/x/collection/msgs.go b/x/collection/msgs.go
index 8cec98f884..71f3c2ec9e 100644
--- a/x/collection/msgs.go
+++ b/x/collection/msgs.go
@@ -962,6 +962,10 @@ func (m MsgModify) ValidateBasic() error {
 		if err := ValidateTokenID(tokenID); err != nil {
 			return ErrInvalidTokenIndex.Wrap(err.Error())
 		}
+		// reject modifying nft class with token index filled (daphne compat.)
+		if ValidateLegacyNFTID(tokenID) == nil && ValidateFTID(tokenID) == nil {
+			return ErrInvalidTokenIndex.Wrap("cannot modify nft class with index filled")
+		}
 	}
 
 	validator := validateTokenClassChange
diff --git a/x/collection/msgs_test.go b/x/collection/msgs_test.go
index 2ed8c4b187..254d82eac4 100644
--- a/x/collection/msgs_test.go
+++ b/x/collection/msgs_test.go
@@ -1238,6 +1238,14 @@ func TestMsgModify(t *testing.T) {
 			owner:      addrs[0],
 			changes:    changes,
 		},
+		"invalid nft class modification": {
+			contractID: "deadbeef",
+			tokenType:  "deadbeef",
+			tokenIndex: "00000000",
+			owner:      addrs[0],
+			changes:    changes,
+			err:        collection.ErrInvalidTokenIndex,
+		},
 		"valid nft modification": {
 			contractID: "deadbeef",
 			tokenType:  "deadbeef",