diff --git a/commonspace/spaceutils_test.go b/commonspace/spaceutils_test.go
index 5cd0ac3f..05dcb012 100644
--- a/commonspace/spaceutils_test.go
+++ b/commonspace/spaceutils_test.go
@@ -383,7 +383,7 @@ func (m mockCoordinatorClient) SpaceMakeShareable(ctx context.Context, spaceId s
 	return nil
 }
 
-func (m mockCoordinatorClient) SpaceMakeUnshareable(ctx context.Context, spaceId string) (err error) {
+func (m mockCoordinatorClient) SpaceMakeUnshareable(ctx context.Context, spaceId, aclId string) (err error) {
 	return nil
 }
 
diff --git a/coordinator/coordinatorclient/coordinatorclient.go b/coordinator/coordinatorclient/coordinatorclient.go
index db5de6a4..b9b9056b 100644
--- a/coordinator/coordinatorclient/coordinatorclient.go
+++ b/coordinator/coordinatorclient/coordinatorclient.go
@@ -37,8 +37,8 @@ type CoordinatorClient interface {
 	StatusCheckMany(ctx context.Context, spaceIds []string) (statuses []*coordinatorproto.SpaceStatusPayload, err error)
 	StatusCheck(ctx context.Context, spaceId string) (status *coordinatorproto.SpaceStatusPayload, err error)
 	SpaceSign(ctx context.Context, payload SpaceSignPayload) (receipt *coordinatorproto.SpaceReceiptWithSignature, err error)
-	SpaceMakeShareable(ctx context.Context, spaceId, aclHead string) (err error)
-	SpaceMakeUnshareable(ctx context.Context, spaceId string) (err error)
+	SpaceMakeShareable(ctx context.Context, spaceId string) (err error)
+	SpaceMakeUnshareable(ctx context.Context, spaceId, aclId string) (err error)
 	NetworkConfiguration(ctx context.Context, currentId string) (*coordinatorproto.NetworkConfigurationResponse, error)
 	DeletionLog(ctx context.Context, lastRecordId string, limit int) (records []*coordinatorproto.DeletionLogRecord, err error)
 
@@ -304,11 +304,10 @@ func (c *coordinatorClient) AccountLimitsSet(ctx context.Context, req *coordinat
 	})
 }
 
-func (c *coordinatorClient) SpaceMakeShareable(ctx context.Context, spaceId, aclHead string) (err error) {
+func (c *coordinatorClient) SpaceMakeShareable(ctx context.Context, spaceId string) (err error) {
 	return c.doClient(ctx, func(cl coordinatorproto.DRPCCoordinatorClient) error {
 		if _, err := cl.SpaceMakeShareable(ctx, &coordinatorproto.SpaceMakeShareableRequest{
 			SpaceId: spaceId,
-			AclHead: aclHead,
 		}); err != nil {
 			return rpcerr.Unwrap(err)
 		}
@@ -316,10 +315,11 @@ func (c *coordinatorClient) SpaceMakeShareable(ctx context.Context, spaceId, acl
 	})
 }
 
-func (c *coordinatorClient) SpaceMakeUnshareable(ctx context.Context, spaceId string) (err error) {
+func (c *coordinatorClient) SpaceMakeUnshareable(ctx context.Context, spaceId, aclHead string) (err error) {
 	return c.doClient(ctx, func(cl coordinatorproto.DRPCCoordinatorClient) error {
 		if _, err := cl.SpaceMakeUnshareable(ctx, &coordinatorproto.SpaceMakeUnshareableRequest{
 			SpaceId: spaceId,
+			AclHead: aclHead,
 		}); err != nil {
 			return rpcerr.Unwrap(err)
 		}
diff --git a/coordinator/coordinatorclient/mock_coordinatorclient/mock_coordinatorclient.go b/coordinator/coordinatorclient/mock_coordinatorclient/mock_coordinatorclient.go
index 762ce53b..0513a362 100644
--- a/coordinator/coordinatorclient/mock_coordinatorclient/mock_coordinatorclient.go
+++ b/coordinator/coordinatorclient/mock_coordinatorclient/mock_coordinatorclient.go
@@ -233,17 +233,17 @@ func (mr *MockCoordinatorClientMockRecorder) SpaceMakeShareable(arg0, arg1 any)
 }
 
 // SpaceMakeUnshareable mocks base method.
-func (m *MockCoordinatorClient) SpaceMakeUnshareable(arg0 context.Context, arg1 string) error {
+func (m *MockCoordinatorClient) SpaceMakeUnshareable(arg0 context.Context, arg1, arg2 string) error {
 	m.ctrl.T.Helper()
-	ret := m.ctrl.Call(m, "SpaceMakeUnshareable", arg0, arg1)
+	ret := m.ctrl.Call(m, "SpaceMakeUnshareable", arg0, arg1, arg2)
 	ret0, _ := ret[0].(error)
 	return ret0
 }
 
 // SpaceMakeUnshareable indicates an expected call of SpaceMakeUnshareable.
-func (mr *MockCoordinatorClientMockRecorder) SpaceMakeUnshareable(arg0, arg1 any) *gomock.Call {
+func (mr *MockCoordinatorClientMockRecorder) SpaceMakeUnshareable(arg0, arg1, arg2 any) *gomock.Call {
 	mr.mock.ctrl.T.Helper()
-	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "SpaceMakeUnshareable", reflect.TypeOf((*MockCoordinatorClient)(nil).SpaceMakeUnshareable), arg0, arg1)
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "SpaceMakeUnshareable", reflect.TypeOf((*MockCoordinatorClient)(nil).SpaceMakeUnshareable), arg0, arg1, arg2)
 }
 
 // SpaceSign mocks base method.
diff --git a/coordinator/coordinatorproto/coordinator.pb.go b/coordinator/coordinatorproto/coordinator.pb.go
index 6bed9f75..0d01c121 100644
--- a/coordinator/coordinatorproto/coordinator.pb.go
+++ b/coordinator/coordinatorproto/coordinator.pb.go
@@ -920,7 +920,6 @@ func (m *SpaceStatusChangeResponse) GetPayload() *SpaceStatusPayload {
 
 type SpaceMakeShareableRequest struct {
 	SpaceId string `protobuf:"bytes,1,opt,name=spaceId,proto3" json:"spaceId,omitempty"`
-	AclHead string `protobuf:"bytes,2,opt,name=aclHead,proto3" json:"aclHead,omitempty"`
 }
 
 func (m *SpaceMakeShareableRequest) Reset()         { *m = SpaceMakeShareableRequest{} }
@@ -963,13 +962,6 @@ func (m *SpaceMakeShareableRequest) GetSpaceId() string {
 	return ""
 }
 
-func (m *SpaceMakeShareableRequest) GetAclHead() string {
-	if m != nil {
-		return m.AclHead
-	}
-	return ""
-}
-
 type SpaceMakeShareableResponse struct {
 }
 
@@ -1008,6 +1000,7 @@ var xxx_messageInfo_SpaceMakeShareableResponse proto.InternalMessageInfo
 
 type SpaceMakeUnshareableRequest struct {
 	SpaceId string `protobuf:"bytes,1,opt,name=spaceId,proto3" json:"spaceId,omitempty"`
+	AclHead string `protobuf:"bytes,2,opt,name=aclHead,proto3" json:"aclHead,omitempty"`
 }
 
 func (m *SpaceMakeUnshareableRequest) Reset()         { *m = SpaceMakeUnshareableRequest{} }
@@ -1050,6 +1043,13 @@ func (m *SpaceMakeUnshareableRequest) GetSpaceId() string {
 	return ""
 }
 
+func (m *SpaceMakeUnshareableRequest) GetAclHead() string {
+	if m != nil {
+		return m.AclHead
+	}
+	return ""
+}
+
 type SpaceMakeUnshareableResponse struct {
 }
 
@@ -2329,122 +2329,123 @@ func init() {
 }
 
 var fileDescriptor_d94f6f99586adae2 = []byte{
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+	0x76, 0x8d, 0x29, 0x84, 0x60, 0x41, 0x50, 0xb6, 0x7c, 0xf6, 0xe0, 0xb5, 0x17, 0xb0, 0xc0, 0x28,
+	0xa2, 0x15, 0x39, 0xd9, 0x09, 0x57, 0x2c, 0x6c, 0x3b, 0xfb, 0xd8, 0x35, 0xa6, 0xb9, 0x68, 0x22,
+	0xaf, 0x5c, 0x63, 0x06, 0xcd, 0x43, 0xf9, 0xa1, 0x4f, 0x77, 0x3d, 0xd7, 0xc5, 0xc4, 0x98, 0x45,
+	0xcb, 0x60, 0xac, 0x87, 0x21, 0xd1, 0x0e, 0x36, 0xf9, 0xd8, 0x49, 0xba, 0x46, 0x09, 0x19, 0x50,
+	0x11, 0xfe, 0x3f, 0xdd, 0xdb, 0x0b, 0x30, 0x33, 0x7e, 0xd0, 0x9b, 0xdf, 0x6a, 0x72, 0x2e, 0x0f,
+	0x9f, 0x01, 0x74, 0x3a, 0x31, 0x50, 0x47, 0xde, 0x15, 0x50, 0x43, 0xb6, 0x97, 0xb2, 0x69, 0x0d,
+	0xcf, 0x11, 0x1d, 0xcb, 0xd0, 0x52, 0xfc, 0x88, 0xd1, 0x61, 0x36, 0xe5, 0xfb, 0xf5, 0x94, 0xde,
+	0xc8, 0xed, 0xa9, 0x18, 0xa1, 0x90, 0xae, 0x9c, 0xbd, 0xf9, 0x58, 0x7e, 0xf0, 0x50, 0x86, 0x68,
+	0x74, 0x4e, 0x8e, 0x5e, 0x0a, 0x6d, 0x87, 0x1c, 0x10, 0xff, 0x90, 0x18, 0x05, 0x74, 0x16, 0x56,
+	0xd2, 0xcc, 0xa7, 0x87, 0x04, 0x53, 0x43, 0x6b, 0x1e, 0x42, 0x29, 0x6a, 0x9c, 0x50, 0x05, 0x66,
+	0x9f, 0x51, 0x8c, 0xd7, 0xb7, 0xdb, 0x46, 0x81, 0x2f, 0x1e, 0x7a, 0x3d, 0xb1, 0xd0, 0x38, 0xac,
+	0x1b, 0xa3, 0x97, 0x92, 0xd3, 0xc4, 0x3d, 0x6d, 0xf0, 0xbb, 0x27, 0xc1, 0x30, 0xe0, 0x94, 0x29,
+	0xb4, 0x08, 0xf3, 0x5b, 0x76, 0xdf, 0x23, 0x5d, 0xae, 0x91, 0x93, 0x8a, 0xfc, 0x10, 0xdb, 0xf6,
+	0x51, 0x1f, 0x13, 0xb6, 0x4d, 0x7d, 0x07, 0x0b, 0xb4, 0x39, 0x67, 0xba, 0x79, 0x7b, 0xd4, 0x36,
+	0x28, 0xb3, 0x03, 0x2a, 0x41, 0x91, 0xfb, 0x10, 0x3a, 0x20, 0x4b, 0xb6, 0xa1, 0xf1, 0x85, 0xbc,
+	0x57, 0x43, 0x6f, 0xde, 0x85, 0x33, 0x63, 0xde, 0x6a, 0x34, 0x03, 0xfa, 0xd3, 0x03, 0xa3, 0xc0,
+	0x5d, 0xb1, 0x70, 0xdf, 0x7f, 0x85, 0xb7, 0x29, 0x1e, 0xd8, 0x14, 0x1b, 0x1a, 0x02, 0x98, 0x09,
+	0x49, 0x86, 0xde, 0xfa, 0x0d, 0xa0, 0xa2, 0x1c, 0x08, 0x3d, 0x86, 0x72, 0xfc, 0x9d, 0x00, 0xe5,
+	0x7c, 0xae, 0x50, 0x3e, 0x2d, 0xd5, 0x1a, 0xe3, 0xd8, 0xb2, 0x9c, 0xbc, 0x8c, 0x3e, 0x47, 0x8d,
+	0xa6, 0x47, 0x74, 0x69, 0xdc, 0x8c, 0xa3, 0xce, 0xc8, 0xb5, 0xbf, 0x1f, 0x23, 0x25, 0x0d, 0x1c,
+	0x24, 0x02, 0x23, 0x1e, 0x4f, 0xd1, 0xda, 0xc4, 0xed, 0xca, 0xf0, 0x5b, 0xbb, 0x7a, 0x02, 0x49,
+	0x69, 0x6c, 0x37, 0xfa, 0x82, 0xa2, 0xcc, 0x72, 0x68, 0x82, 0xa3, 0xca, 0x34, 0x5b, 0xbb, 0x7c,
+	0x9c, 0x98, 0xb4, 0x81, 0x65, 0x06, 0x24, 0x06, 0x34, 0x94, 0xb3, 0x3b, 0x6f, 0xf0, 0xab, 0x5d,
+	0x39, 0x56, 0x2e, 0x85, 0x5b, 0x6a, 0x2c, 0xcb, 0xc3, 0x2d, 0x7f, 0x18, 0xcc, 0xc3, 0x6d, 0xcc,
+	0x8c, 0xc7, 0x8d, 0xe5, 0x4d, 0x69, 0x29, 0x63, 0x13, 0xc6, 0xc0, 0x94, 0xb1, 0x89, 0x23, 0xdf,
+	0x36, 0x54, 0x94, 0x84, 0x40, 0x17, 0xc6, 0xb7, 0xb5, 0xa1, 0xea, 0xd5, 0xf1, 0x02, 0x23, 0x8d,
+	0x4a, 0xc1, 0x46, 0x39, 0x33, 0x7a, 0xa2, 0x8f, 0x4b, 0x69, 0xcc, 0xeb, 0x1a, 0x9f, 0xc3, 0x7c,
+	0xa2, 0x32, 0xa3, 0x8b, 0x89, 0x2d, 0x79, 0xdd, 0x61, 0xcd, 0x9c, 0x24, 0x22, 0xf5, 0x92, 0xb8,
+	0x93, 0x4a, 0x36, 0x37, 0xe8, 0x6a, 0xde, 0xe6, 0xdc, 0x06, 0xa9, 0xd6, 0x3c, 0x89, 0xa8, 0xb4,
+	0xd7, 0x81, 0x39, 0xb5, 0xc1, 0x41, 0xab, 0xa9, 0xbd, 0x99, 0x36, 0xaa, 0x76, 0x71, 0x82, 0x84,
+	0x0a, 0x8e, 0xd2, 0x9b, 0x64, 0xc0, 0xc9, 0xf6, 0x40, 0x19, 0x70, 0xf2, 0x5a, 0x9b, 0x97, 0xfc,
+	0xad, 0x4b, 0x3e, 0xd9, 0xa9, 0x5a, 0x34, 0xa6, 0xbd, 0x49, 0xd5, 0xa2, 0x71, 0xef, 0xfe, 0xbd,
+	0xff, 0xfc, 0xfe, 0xae, 0xa1, 0xbd, 0x79, 0xd7, 0xd0, 0xde, 0xbe, 0x6b, 0x68, 0xdf, 0xbc, 0x6f,
+	0x14, 0xde, 0xbc, 0x6f, 0x14, 0xfe, 0x78, 0xdf, 0x28, 0x7c, 0x5e, 0x9f, 0xf4, 0x69, 0x7f, 0x77,
+	0x46, 0xfc, 0xbb, 0xf9, 0x67, 0x00, 0x00, 0x00, 0xff, 0xff, 0xa3, 0x7e, 0x5e, 0x31, 0x01, 0x18,
+	0x00, 0x00,
 }
 
 func (m *SpaceSignRequest) Marshal() (dAtA []byte, err error) {
@@ -2967,13 +2968,6 @@ func (m *SpaceMakeShareableRequest) MarshalToSizedBuffer(dAtA []byte) (int, erro
 	_ = i
 	var l int
 	_ = l
-	if len(m.AclHead) > 0 {
-		i -= len(m.AclHead)
-		copy(dAtA[i:], m.AclHead)
-		i = encodeVarintCoordinator(dAtA, i, uint64(len(m.AclHead)))
-		i--
-		dAtA[i] = 0x12
-	}
 	if len(m.SpaceId) > 0 {
 		i -= len(m.SpaceId)
 		copy(dAtA[i:], m.SpaceId)
@@ -3027,6 +3021,13 @@ func (m *SpaceMakeUnshareableRequest) MarshalToSizedBuffer(dAtA []byte) (int, er
 	_ = i
 	var l int
 	_ = l
+	if len(m.AclHead) > 0 {
+		i -= len(m.AclHead)
+		copy(dAtA[i:], m.AclHead)
+		i = encodeVarintCoordinator(dAtA, i, uint64(len(m.AclHead)))
+		i--
+		dAtA[i] = 0x12
+	}
 	if len(m.SpaceId) > 0 {
 		i -= len(m.SpaceId)
 		copy(dAtA[i:], m.SpaceId)
@@ -4132,10 +4133,6 @@ func (m *SpaceMakeShareableRequest) Size() (n int) {
 	if l > 0 {
 		n += 1 + l + sovCoordinator(uint64(l))
 	}
-	l = len(m.AclHead)
-	if l > 0 {
-		n += 1 + l + sovCoordinator(uint64(l))
-	}
 	return n
 }
 
@@ -4158,6 +4155,10 @@ func (m *SpaceMakeUnshareableRequest) Size() (n int) {
 	if l > 0 {
 		n += 1 + l + sovCoordinator(uint64(l))
 	}
+	l = len(m.AclHead)
+	if l > 0 {
+		n += 1 + l + sovCoordinator(uint64(l))
+	}
 	return n
 }
 
@@ -6064,38 +6065,6 @@ func (m *SpaceMakeShareableRequest) Unmarshal(dAtA []byte) error {
 			}
 			m.SpaceId = string(dAtA[iNdEx:postIndex])
 			iNdEx = postIndex
-		case 2:
-			if wireType != 2 {
-				return fmt.Errorf("proto: wrong wireType = %d for field AclHead", wireType)
-			}
-			var stringLen uint64
-			for shift := uint(0); ; shift += 7 {
-				if shift >= 64 {
-					return ErrIntOverflowCoordinator
-				}
-				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 ErrInvalidLengthCoordinator
-			}
-			postIndex := iNdEx + intStringLen
-			if postIndex < 0 {
-				return ErrInvalidLengthCoordinator
-			}
-			if postIndex > l {
-				return io.ErrUnexpectedEOF
-			}
-			m.AclHead = string(dAtA[iNdEx:postIndex])
-			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
 			skippy, err := skipCoordinator(dAtA[iNdEx:])
@@ -6228,6 +6197,38 @@ func (m *SpaceMakeUnshareableRequest) Unmarshal(dAtA []byte) error {
 			}
 			m.SpaceId = string(dAtA[iNdEx:postIndex])
 			iNdEx = postIndex
+		case 2:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field AclHead", wireType)
+			}
+			var stringLen uint64
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowCoordinator
+				}
+				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 ErrInvalidLengthCoordinator
+			}
+			postIndex := iNdEx + intStringLen
+			if postIndex < 0 {
+				return ErrInvalidLengthCoordinator
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.AclHead = string(dAtA[iNdEx:postIndex])
+			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
 			skippy, err := skipCoordinator(dAtA[iNdEx:])
diff --git a/coordinator/coordinatorproto/protos/coordinator.proto b/coordinator/coordinatorproto/protos/coordinator.proto
index 2fd9909e..524b0b11 100644
--- a/coordinator/coordinatorproto/protos/coordinator.proto
+++ b/coordinator/coordinatorproto/protos/coordinator.proto
@@ -156,13 +156,13 @@ message SpaceStatusChangeResponse {
 
 message SpaceMakeShareableRequest {
     string spaceId = 1;
-    string aclHead = 2;
 }
 
 message SpaceMakeShareableResponse {}
 
 message SpaceMakeUnshareableRequest {
   string spaceId = 1;
+  string aclHead = 2;
 }
 
 message SpaceMakeUnshareableResponse {}