diff --git a/middleware/cache_middleware.py b/middleware/cache_middleware.py
index 374ef7934ad4..f0213536918f 100644
--- a/middleware/cache_middleware.py
+++ b/middleware/cache_middleware.py
@@ -26,11 +26,12 @@ async def cache_control(
     """Cache control middleware that sets appropriate cache headers based on file type and response status"""
     response: web.Response = await handler(request)
 
-    if (
-        request.path.endswith(".js")
-        or request.path.endswith(".css")
-        or request.path.endswith("index.json")
-    ):
+    path_filename = request.path.rsplit("/", 1)[-1]
+    is_entry_point = path_filename.startswith("index") and path_filename.endswith(
+        ".json"
+    )
+
+    if request.path.endswith(".js") or request.path.endswith(".css") or is_entry_point:
         response.headers.setdefault("Cache-Control", "no-cache")
         return response
 
diff --git a/tests-unit/server_test/test_cache_control.py b/tests-unit/server_test/test_cache_control.py
index 8de59125a74a..fa68d9408756 100644
--- a/tests-unit/server_test/test_cache_control.py
+++ b/tests-unit/server_test/test_cache_control.py
@@ -48,6 +48,13 @@
         "expected_cache": "no-cache",
         "should_have_header": True,
     },
+    {
+        "name": "localized_index_json_no_cache",
+        "path": "/templates/index.zh.json",
+        "status": 200,
+        "expected_cache": "no-cache",
+        "should_have_header": True,
+    },
     # Non-matching files
     {
         "name": "html_no_header",