diff --git a/sentry/sentry.conf.example.py b/sentry/sentry.conf.example.py
index c6885c8df4..894fc55bae 100644
--- a/sentry/sentry.conf.example.py
+++ b/sentry/sentry.conf.example.py
@@ -111,12 +111,10 @@ def get_internal_network():
 
 CACHES = {
     "default": {
-        "BACKEND": "django.core.cache.backends.memcached.MemcachedCache",
+        "BACKEND": "django.core.cache.backends.memcached.PyMemcacheCache",
         "LOCATION": ["memcached:11211"],
         "TIMEOUT": 3600,
-        "OPTIONS": {
-            "server_max_value_length": unit_text_to_bytes(env("SENTRY_MAX_EXTERNAL_SOURCEMAP_SIZE", "1M")),
-        },
+        "OPTIONS": {"ignore_exc": True}
     }
 }