diff --git a/proto/babylon/finality/v1/tx.proto b/proto/babylon/finality/v1/tx.proto
index b3c8e1b25..4dad537bd 100644
--- a/proto/babylon/finality/v1/tx.proto
+++ b/proto/babylon/finality/v1/tx.proto
@@ -110,8 +110,11 @@ message MsgUnjailFinalityProviderResponse {}
 
 // MsgEquivocationEvidence is the message for handling evidence of equivocation
 message MsgEquivocationEvidence {
+    option (cosmos.msg.v1.signer) = "signer";
+
+    string signer = 1;
     // evidence is the evidence of equivocation
-    Evidence evidence = 1 [(gogoproto.nullable) = false];
+    Evidence evidence = 2 [(gogoproto.nullable) = false];
 }
 
 // MsgEquivocationEvidenceResponse is the response for MsgEquivocationEvidence
diff --git a/x/finality/types/tx.pb.go b/x/finality/types/tx.pb.go
index 6dc7c453c..e31b4cc9d 100644
--- a/x/finality/types/tx.pb.go
+++ b/x/finality/types/tx.pb.go
@@ -444,8 +444,9 @@ var xxx_messageInfo_MsgUnjailFinalityProviderResponse proto.InternalMessageInfo
 
 // MsgEquivocationEvidence is the message for handling evidence of equivocation
 type MsgEquivocationEvidence struct {
+	Signer string `protobuf:"bytes,1,opt,name=signer,proto3" json:"signer,omitempty"`
 	// evidence is the evidence of equivocation
-	Evidence Evidence `protobuf:"bytes,1,opt,name=evidence,proto3" json:"evidence"`
+	Evidence Evidence `protobuf:"bytes,2,opt,name=evidence,proto3" json:"evidence"`
 }
 
 func (m *MsgEquivocationEvidence) Reset()         { *m = MsgEquivocationEvidence{} }
@@ -481,6 +482,13 @@ func (m *MsgEquivocationEvidence) XXX_DiscardUnknown() {
 
 var xxx_messageInfo_MsgEquivocationEvidence proto.InternalMessageInfo
 
+func (m *MsgEquivocationEvidence) GetSigner() string {
+	if m != nil {
+		return m.Signer
+	}
+	return ""
+}
+
 func (m *MsgEquivocationEvidence) GetEvidence() Evidence {
 	if m != nil {
 		return m.Evidence
@@ -550,61 +558,61 @@ func init() {
 func init() { proto.RegisterFile("babylon/finality/v1/tx.proto", fileDescriptor_2dd6da066b6baf1d) }
 
 var fileDescriptor_2dd6da066b6baf1d = []byte{
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+	0x2b, 0x6c, 0xc3, 0xa9, 0x85, 0x14, 0xa1, 0xab, 0xdb, 0x97, 0x41, 0x67, 0xb9, 0xab, 0x0b, 0xcf,
+	0x5f, 0xbf, 0xb8, 0x67, 0xb4, 0x1e, 0xbf, 0x3c, 0xad, 0x19, 0xaf, 0x4e, 0x6b, 0xc6, 0x3f, 0xa7,
+	0x35, 0xe3, 0xa7, 0xb3, 0x5a, 0xe9, 0xd5, 0x59, 0xad, 0xf4, 0xf7, 0x59, 0xad, 0xf4, 0xf5, 0xd6,
+	0x7f, 0xcf, 0xe6, 0xb3, 0xf1, 0xff, 0x81, 0x1a, 0x53, 0x7f, 0x51, 0xfd, 0x1a, 0x3c, 0xf8, 0x37,
+	0x00, 0x00, 0xff, 0xff, 0xb4, 0x36, 0xe6, 0xce, 0xfe, 0x08, 0x00, 0x00,
 }
 
 // Reference imports to suppress errors if they are not otherwise used.
@@ -1211,7 +1219,14 @@ func (m *MsgEquivocationEvidence) MarshalToSizedBuffer(dAtA []byte) (int, error)
 		i = encodeVarintTx(dAtA, i, uint64(size))
 	}
 	i--
-	dAtA[i] = 0xa
+	dAtA[i] = 0x12
+	if len(m.Signer) > 0 {
+		i -= len(m.Signer)
+		copy(dAtA[i:], m.Signer)
+		i = encodeVarintTx(dAtA, i, uint64(len(m.Signer)))
+		i--
+		dAtA[i] = 0xa
+	}
 	return len(dAtA) - i, nil
 }
 
@@ -1400,6 +1415,10 @@ func (m *MsgEquivocationEvidence) Size() (n int) {
 	}
 	var l int
 	_ = l
+	l = len(m.Signer)
+	if l > 0 {
+		n += 1 + l + sovTx(uint64(l))
+	}
 	l = m.Evidence.Size()
 	n += 1 + l + sovTx(uint64(l))
 	return n
@@ -2385,6 +2404,38 @@ func (m *MsgEquivocationEvidence) Unmarshal(dAtA []byte) error {
 		}
 		switch fieldNum {
 		case 1:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Signer", wireType)
+			}
+			var stringLen uint64
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowTx
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				stringLen |= uint64(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			intStringLen := int(stringLen)
+			if intStringLen < 0 {
+				return ErrInvalidLengthTx
+			}
+			postIndex := iNdEx + intStringLen
+			if postIndex < 0 {
+				return ErrInvalidLengthTx
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.Signer = string(dAtA[iNdEx:postIndex])
+			iNdEx = postIndex
+		case 2:
 			if wireType != 2 {
 				return fmt.Errorf("proto: wrong wireType = %d for field Evidence", wireType)
 			}