diff --git a/packages/ui/src/components/layout/SidebarFilesTree.tsx b/packages/ui/src/components/layout/SidebarFilesTree.tsx
index 6fbc67b8..e9d9d0f7 100644
--- a/packages/ui/src/components/layout/SidebarFilesTree.tsx
+++ b/packages/ui/src/components/layout/SidebarFilesTree.tsx
@@ -941,7 +941,7 @@ export const SidebarFilesTree: React.FC = () => {
               onClick={() => void handleDialogSubmit()}
               disabled={isDialogSubmitting || (activeDialog !== 'delete' && !dialogInputValue.trim())}
             >
-              {isDialogSubmitting ? <Icon name="loader-4" className="animate-spin" /> : (
+              {isDialogSubmitting ? <Icon name="loader-4" className="size-4 animate-spin" /> : (
                 activeDialog === 'delete' ? t('sidebarFilesTree.dialog.delete.confirm') : t('sidebarFilesTree.dialog.confirm')
               )}
             </Button>
diff --git a/packages/ui/src/components/views/DiffView.tsx b/packages/ui/src/components/views/DiffView.tsx
index 96e05bc6..74804446 100644
--- a/packages/ui/src/components/views/DiffView.tsx
+++ b/packages/ui/src/components/views/DiffView.tsx
@@ -895,7 +895,7 @@ const MultiFileDiffEntry = React.memo<MultiFileDiffEntryProps>(({
                     ) : null}
                     {isLoading && !diffData && !diffLoadError ? (
                         <div className="flex items-center justify-center gap-2 px-4 py-8 text-sm text-muted-foreground">
-                            <Icon name="loader-4" className="animate-spin" />
+                            <Icon name="loader-4" className="size-4 animate-spin" />
                             Loading diff…
                         </div>
                     ) : null}
@@ -1629,7 +1629,7 @@ export const DiffView: React.FC<DiffViewProps> = ({
         if (isLoadingStatus && !status) {
             return (
                 <div className="flex flex-1 items-center justify-center gap-2 text-sm text-muted-foreground">
-                    <Icon name="loader-4" className="animate-spin" />
+                    <Icon name="loader-4" className="size-4 animate-spin" />
                     {t('diffView.state.loadingRepositoryStatus')}
                 </div>
             );
@@ -1681,7 +1681,7 @@ export const DiffView: React.FC<DiffViewProps> = ({
                             </div>
                         ) : (
                             <>
-                                <Icon name="loader-4" className="animate-spin" />
+                                <Icon name="loader-4" className="size-4 animate-spin" />
                                 {t('diffView.state.loadingDiff')}
                             </>
                         )}
diff --git a/packages/ui/src/components/views/FilesView.tsx b/packages/ui/src/components/views/FilesView.tsx
index 6a17a7cd..01d06de8 100644
--- a/packages/ui/src/components/views/FilesView.tsx
+++ b/packages/ui/src/components/views/FilesView.tsx
@@ -542,7 +542,7 @@ const Dialogs: React.FC<DialogsProps> = ({
             onClick={() => void onDialogSubmit()}
             disabled={isDialogSubmitting || (activeDialog !== 'delete' && !dialogInputValue.trim())}
           >
-            {isDialogSubmitting ? <Icon name="loader-4" className="animate-spin" /> : (
+            {isDialogSubmitting ? <Icon name="loader-4" className="size-4 animate-spin" /> : (
                 activeDialog === 'delete' ? t('filesView.dialog.delete.confirm') : t('filesView.dialog.confirm')
             )}
           </Button>