diff --git a/frontend/src/pages/Deploy/Application/List/components/ApplicationModal.tsx b/frontend/src/pages/Deploy/Application/List/components/ApplicationModal.tsx
index 17d679e5..c9980f29 100644
--- a/frontend/src/pages/Deploy/Application/List/components/ApplicationModal.tsx
+++ b/frontend/src/pages/Deploy/Application/List/components/ApplicationModal.tsx
@@ -325,36 +325,46 @@ const ApplicationModal: React.FC<ApplicationModalProps> = ({
                                                                     onChange={(e) => setSearchValue(e.target.value)}
                                                                 />
                                                             </div>
-                                                            <ScrollArea className="h-[200px]">
-                                                                {filteredGroups.length === 0 ? (
-                                                                    <div className="p-4 text-center text-sm text-muted-foreground">
-                                                                        未找到代码仓库组
+                                                            <div className="relative">
+                                                                <ScrollArea className="h-[200px] w-full">
+                                                                    <div className="p-1">
+                                                                        {filteredGroups.length === 0 ? (
+                                                                            <div className="p-4 text-center text-sm text-muted-foreground">
+                                                                                未找到代码仓库组
+                                                                            </div>
+                                                                        ) : (
+                                                                            filteredGroups.map((group) => (
+                                                                                <div
+                                                                                    key={group.id}
+                                                                                    className={cn(
+                                                                                        "relative flex cursor-pointer select-none items-center rounded-sm px-2 py-1.5 text-sm outline-none hover:bg-accent hover:text-accent-foreground",
+                                                                                        group.id === field.value && "bg-accent text-accent-foreground"
+                                                                                    )}
+                                                                                    onClick={() => {
+                                                                                        form.setValue("repositoryGroupId", group.id);
+                                                                                        form.setValue("repositoryProjectId", undefined);
+                                                                                        setRepositoryProjects([]);
+                                                                                        fetchRepositoryProjects(group.id);
+                                                                                        setSearchValue("");
+                                                                                        setOpen(false);
+                                                                                    }}
+                                                                                    onWheel={(e) => {
+                                                                                        const scrollArea = e.currentTarget.closest('[data-radix-scroll-area-viewport]');
+                                                                                        if (scrollArea) {
+                                                                                            scrollArea.scrollTop += e.deltaY;
+                                                                                        }
+                                                                                    }}
+                                                                                >
+                                                                                    {group.name}
+                                                                                    {group.id === field.value && (
+                                                                                        <Check className="ml-auto h-4 w-4" />
+                                                                                    )}
+                                                                                </div>
+                                                                            ))
+                                                                        )}
                                                                     </div>
-                                                                ) : (
-                                                                    filteredGroups.map((group) => (
-                                                                        <div
-                                                                            key={group.id}
-                                                                            className={cn(
-                                                                                "relative flex cursor-pointer select-none items-center rounded-sm px-2 py-1.5 text-sm outline-none hover:bg-accent hover:text-accent-foreground",
-                                                                                group.id === field.value && "bg-accent text-accent-foreground"
-                                                                            )}
-                                                                            onClick={() => {
-                                                                                form.setValue("repositoryGroupId", group.id);
-                                                                                form.setValue("repositoryProjectId", undefined);
-                                                                                setRepositoryProjects([]);
-                                                                                fetchRepositoryProjects(group.id);
-                                                                                setSearchValue("");
-                                                                                setOpen(false);
-                                                                            }}
-                                                                        >
-                                                                            {group.name}
-                                                                            {group.id === field.value && (
-                                                                                <Check className="ml-auto h-4 w-4" />
-                                                                            )}
-                                                                        </div>
-                                                                    ))
-                                                                )}
-                                                            </ScrollArea>
+                                                                </ScrollArea>
+                                                            </div>
                                                         </PopoverContent>
                                                     </Popover>
                                                     <FormMessage />
@@ -409,33 +419,43 @@ const ApplicationModal: React.FC<ApplicationModalProps> = ({
                                                                     onChange={(e) => setSearchValue(e.target.value)}
                                                                 />
                                                             </div>
-                                                            <ScrollArea className="h-[200px]">
-                                                                {filteredProjects.length === 0 ? (
-                                                                    <div className="p-4 text-center text-sm text-muted-foreground">
-                                                                        未找到项目
+                                                            <div className="relative">
+                                                                <ScrollArea className="h-[200px] w-full">
+                                                                    <div className="p-1">
+                                                                        {filteredProjects.length === 0 ? (
+                                                                            <div className="p-4 text-center text-sm text-muted-foreground">
+                                                                                未找到项目
+                                                                            </div>
+                                                                        ) : (
+                                                                            filteredProjects.map((project) => (
+                                                                                <div
+                                                                                    key={project.projectId}
+                                                                                    className={cn(
+                                                                                        "relative flex cursor-pointer select-none items-center rounded-sm px-2 py-1.5 text-sm outline-none hover:bg-accent hover:text-accent-foreground",
+                                                                                        project.projectId === field.value && "bg-accent text-accent-foreground"
+                                                                                    )}
+                                                                                    onClick={() => {
+                                                                                        form.setValue("repositoryProjectId", project.projectId);
+                                                                                        setSearchValue("");
+                                                                                        setOpen(false);
+                                                                                    }}
+                                                                                    onWheel={(e) => {
+                                                                                        const scrollArea = e.currentTarget.closest('[data-radix-scroll-area-viewport]');
+                                                                                        if (scrollArea) {
+                                                                                            scrollArea.scrollTop += e.deltaY;
+                                                                                        }
+                                                                                    }}
+                                                                                >
+                                                                                    {project.name}
+                                                                                    {project.projectId === field.value && (
+                                                                                        <Check className="ml-auto h-4 w-4" />
+                                                                                    )}
+                                                                                </div>
+                                                                            ))
+                                                                        )}
                                                                     </div>
-                                                                ) : (
-                                                                    filteredProjects.map((project) => (
-                                                                        <div
-                                                                            key={project.projectId}
-                                                                            className={cn(
-                                                                                "relative flex cursor-pointer select-none items-center rounded-sm px-2 py-1.5 text-sm outline-none hover:bg-accent hover:text-accent-foreground",
-                                                                                project.projectId === field.value && "bg-accent text-accent-foreground"
-                                                                            )}
-                                                                            onClick={() => {
-                                                                                form.setValue("repositoryProjectId", project.projectId);
-                                                                                setSearchValue("");
-                                                                                setOpen(false);
-                                                                            }}
-                                                                        >
-                                                                            {project.name}
-                                                                            {project.projectId === field.value && (
-                                                                                <Check className="ml-auto h-4 w-4" />
-                                                                            )}
-                                                                        </div>
-                                                                    ))
-                                                                )}
-                                                            </ScrollArea>
+                                                                </ScrollArea>
+                                                            </div>
                                                         </PopoverContent>
                                                     </Popover>
                                                     <FormMessage />