diff --git a/api/memo.go b/api/memo.go
index 0fff6cd7..f9f8a346 100644
--- a/api/memo.go
+++ b/api/memo.go
@@ -67,6 +67,9 @@ type MemoPatch struct {
 	// Domain specific fields
 	Content    *string     `json:"content"`
 	Visibility *Visibility `json:"visibility"`
+
+	// Related fields
+	ResourceIDList []int `json:"resourceIdList"`
 }
 
 type MemoFind struct {
diff --git a/server/memo.go b/server/memo.go
index ebafa03b..dc24a071 100644
--- a/server/memo.go
+++ b/server/memo.go
@@ -116,6 +116,20 @@ func (s *Server) registerMemoRoutes(g *echo.Group) {
 			return echo.NewHTTPError(http.StatusInternalServerError, "Failed to patch memo").SetInternal(err)
 		}
 
+		for _, resourceID := range memoPatch.ResourceIDList {
+			if _, err := s.Store.UpsertMemoResource(ctx, &api.MemoResourceUpsert{
+				MemoID:     memo.ID,
+				ResourceID: resourceID,
+			}); err != nil {
+				return echo.NewHTTPError(http.StatusInternalServerError, "Failed to upsert memo resource").SetInternal(err)
+			}
+		}
+
+		memo, err = s.Store.ComposeMemo(ctx, memo)
+		if err != nil {
+			return echo.NewHTTPError(http.StatusInternalServerError, "Failed to compose memo").SetInternal(err)
+		}
+
 		c.Response().Header().Set(echo.HeaderContentType, echo.MIMEApplicationJSONCharsetUTF8)
 		if err := json.NewEncoder(c.Response().Writer).Encode(composeResponse(memo)); err != nil {
 			return echo.NewHTTPError(http.StatusInternalServerError, "Failed to encode memo response").SetInternal(err)
diff --git a/web/src/components/MemoEditor.tsx b/web/src/components/MemoEditor.tsx
index d4c9e99d..e10c28bd 100644
--- a/web/src/components/MemoEditor.tsx
+++ b/web/src/components/MemoEditor.tsx
@@ -164,6 +164,7 @@ const MemoEditor: React.FC = () => {
           await memoService.patchMemo({
             id: prevMemo.id,
             content,
+            resourceIdList: state.resourceList.map((resource) => resource.id),
           });
         }
         editorStateService.clearEditMemo();
diff --git a/web/src/types/modules/memo.d.ts b/web/src/types/modules/memo.d.ts
index 180509c3..ac7c4dc0 100644
--- a/web/src/types/modules/memo.d.ts
+++ b/web/src/types/modules/memo.d.ts
@@ -30,6 +30,7 @@ interface MemoPatch {
   createdTs?: TimeStamp;
   rowStatus?: RowStatus;
   content?: string;
+  resourceIdList?: ResourceId[];
   visibility?: Visibility;
 }