diff --git a/changelog.d/theme-index-html-fallback.fix b/changelog.d/theme-index-html-fallback.fix
new file mode 100644
index 000000000..90a23cacc
--- /dev/null
+++ b/changelog.d/theme-index-html-fallback.fix
@@ -0,0 +1 @@
+Fix theme lists failing to load when custom resource indexes are unavailable