diff --git a/packages/desktop-client/src/components/settings/ThemeInstaller.tsx b/packages/desktop-client/src/components/settings/ThemeInstaller.tsx
index 695420770b..3943459377 100644
--- a/packages/desktop-client/src/components/settings/ThemeInstaller.tsx
+++ b/packages/desktop-client/src/components/settings/ThemeInstaller.tsx
@@ -246,7 +246,9 @@ export function ThemeInstaller({
                   return null;
                 }
 
-                const catalogItems = catalog ?? [];
+                const catalogItems = [...(catalog ?? [])].sort((a, b) =>
+                  a.name.localeCompare(b.name),
+                );
                 const itemsPerRow = getItemsPerRow(width);
                 const rows: CatalogTheme[][] = [];
                 for (let i = 0; i < catalogItems.length; i += itemsPerRow) {
diff --git a/upcoming-release-notes/7144.md b/upcoming-release-notes/7144.md
new file mode 100644
index 0000000000..60b4eb8119
--- /dev/null
+++ b/upcoming-release-notes/7144.md
@@ -0,0 +1,6 @@
+---
+category: Enhancements
+authors: [MatissJanis]
+---
+
+Sort theme catalog items alphabetically by name for improved user interface organization.