diff --git a/content-cache/src/nginx_manager.py b/content-cache/src/nginx_manager.py
index ea86fac4..bcc7170a 100644
--- a/content-cache/src/nginx_manager.py
+++ b/content-cache/src/nginx_manager.py
@@ -514,6 +514,7 @@ def _get_location_config_keys(
     keys = [
         nginx.Key("proxy_pass", f"{config.protocol.value}://{upstream}{config.backends_path}"),
         nginx.Key("proxy_set_header", f'Host "{host}"'),
+        nginx.Key("proxy_cache_revalidate", "on"),
     ]
 
     for cache_valid in config.proxy_cache_valid:
diff --git a/content-cache/tests/unit/test_nginx_manager.py b/content-cache/tests/unit/test_nginx_manager.py
index d0db6f66..a75ff325 100644
--- a/content-cache/tests/unit/test_nginx_manager.py
+++ b/content-cache/tests/unit/test_nginx_manager.py
@@ -96,6 +96,7 @@ def test_update_config_with_valid_config(monkeypatch, patch_nginx_manager: None)
     assert "server_name example.com" in config_file_content
     assert "access_log" in config_file_content
     assert "error_log" in config_file_content
+    assert "proxy_cache_revalidate on" in config_file_content
 
     healthchecks_config_file_content = nginx_manager.NGINX_HEALTHCHECKS_CONF_PATH.read_text()
     assert "GET /health" in healthchecks_config_file_content