diff --git a/server/go.mod b/server/go.mod
index 15bc209965..d5ede6b8d6 100644
--- a/server/go.mod
+++ b/server/go.mod
@@ -26,7 +26,7 @@ require (
 	github.com/paulmach/go.geojson v1.4.0
 	github.com/pkg/errors v0.9.1
 	github.com/ravilushqa/otelgqlgen v0.15.0
-	github.com/reearth/reearthx v0.0.0-20240403021819-5cbc45bf18eb
+	github.com/reearth/reearthx v0.0.0-20240809042445-586dfb9c441b
 	github.com/samber/lo v1.39.0
 	github.com/spf13/afero v1.11.0
 	github.com/square/mongo-lock v0.0.0-20201208161834-4db518ed7fb2
diff --git a/server/go.sum b/server/go.sum
index 3a6dfb0b38..52d0e61405 100644
--- a/server/go.sum
+++ b/server/go.sum
@@ -509,8 +509,8 @@ github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZN
 github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
 github.com/ravilushqa/otelgqlgen v0.15.0 h1:U85nrlweMXTGaMChUViYM39/MXBZVeVVlpuHq+6eECQ=
 github.com/ravilushqa/otelgqlgen v0.15.0/go.mod h1:o+1Eju0VySmgq2BP8Vupz2YrN21Bj7D7imBqu3m2uB8=
-github.com/reearth/reearthx v0.0.0-20240403021819-5cbc45bf18eb h1:K0azcAIwDhuyZw60ib69g/wgNVy0FgLhl2XUWtr4Y5A=
-github.com/reearth/reearthx v0.0.0-20240403021819-5cbc45bf18eb/go.mod h1:d1WXkdCVzSoc8pl3vW9/9yKfk4fdoZQZhX8Ot8jqgnc=
+github.com/reearth/reearthx v0.0.0-20240809042445-586dfb9c441b h1:1flLX4/85flJme++BapI9bi81I1mkd2qJ5nBVpTAXY4=
+github.com/reearth/reearthx v0.0.0-20240809042445-586dfb9c441b/go.mod h1:d1WXkdCVzSoc8pl3vW9/9yKfk4fdoZQZhX8Ot8jqgnc=
 github.com/robertkrimen/godocdown v0.0.0-20130622164427-0bfa04905481/go.mod h1:C9WhFzY47SzYBIvzFqSvHIR6ROgDo4TtdTuRaOMjF/s=
 github.com/rogpeppe/fastuuid v1.2.0/go.mod h1:jVj6XXZzXRy/MSR5jhDC/2q6DgLz+nrA6LYCDYWNEvQ=
 github.com/rogpeppe/go-internal v1.1.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
diff --git a/server/internal/infrastructure/mongo/project.go b/server/internal/infrastructure/mongo/project.go
index 613d512c84..5c1079c085 100644
--- a/server/internal/infrastructure/mongo/project.go
+++ b/server/internal/infrastructure/mongo/project.go
@@ -4,8 +4,6 @@ import (
 	"context"
 	"fmt"
 	"regexp"
-	"sort"
-	"strings"
 
 	"github.com/reearth/reearth/server/internal/infrastructure/mongo/mongodoc"
 	"github.com/reearth/reearth/server/internal/usecase/repo"
@@ -94,28 +92,7 @@ func (r *Project) FindByWorkspace(ctx context.Context, id accountdomain.Workspac
 		})
 	}
 
-	projects, pageInfo, err := r.paginate(ctx, filter, uFilter.Sort, uFilter.Pagination)
-
-	if err != nil {
-		return projects, pageInfo, err
-	}
-
-	if uFilter.Sort != nil {
-		s := *uFilter.Sort
-		sort.SliceStable(projects, func(i, j int) bool {
-			switch s {
-			case project.SortTypeID:
-				return projects[i].ID().Compare(projects[j].ID()) < 0
-			case project.SortTypeUpdatedAt:
-				return projects[i].UpdatedAt().Before(projects[j].UpdatedAt())
-			case project.SortTypeName:
-				return strings.Compare(strings.ToLower(projects[i].Name()), strings.ToLower(projects[j].Name())) < 0
-			}
-			return false
-		})
-	}
-
-	return projects, pageInfo, err
+	return r.paginate(ctx, filter, uFilter.Sort, uFilter.Pagination)
 }
 
 func (r *Project) FindByPublicName(ctx context.Context, name string) (*project.Project, error) {
@@ -196,8 +173,13 @@ func (r *Project) findOne(ctx context.Context, filter any, filterByWorkspaces bo
 func (r *Project) paginate(ctx context.Context, filter any, sort *project.SortType, pagination *usecasex.Pagination) ([]*project.Project, *usecasex.PageInfo, error) {
 	var usort *usecasex.Sort
 	if sort != nil {
-		usort = &usecasex.Sort{
-			Key: string(*sort),
+		switch *sort {
+		case project.SortTypeName:
+			usort = &usecasex.Sort{Key: "name", Reverted: false}
+		case project.SortTypeID:
+			usort = &usecasex.Sort{Key: "createdAt", Reverted: false}
+		case project.SortTypeUpdatedAt:
+			usort = &usecasex.Sort{Key: "updatedAt", Reverted: true}
 		}
 	}