diff --git a/develop/print.html b/develop/print.html
index f4661f2de9..4a089a05d7 100644
--- a/develop/print.html
+++ b/develop/print.html
@@ -4206,7 +4206,7 @@ Defaults to 2m.</p>
 <li>
 <p><code>cache_autotuning</code> and its sub-options <code>max_cache_memory_usage</code>, <code>target_cache_memory_usage</code>, and
 <code>min_cache_ttl</code> work in conjunction with each other to maintain a balance between cache memory
-usage and cache entry availability. You must be using <a href="https://github.com/matrix-org/synapse#help-synapse-is-slow-and-eats-all-my-ramcpu">jemalloc</a>
+usage and cache entry availability. You must be using <a href="usage/configuration/../administration/admin_faq.html#help-synapse-is-slow-and-eats-all-my-ramcpu">jemalloc</a>
 to utilize this option, and all three of the options must be specified for this feature to work. This option
 defaults to off, enable it by providing values for the sub-options listed below. Please note that the feature will not work
 and may cause unstable behavior (such as excessive emptying of caches or exceptions) if all of the values are not provided.
diff --git a/develop/usage/configuration/config_documentation.html b/develop/usage/configuration/config_documentation.html
index 1e36efd593..4f7dd4f526 100644
--- a/develop/usage/configuration/config_documentation.html
+++ b/develop/usage/configuration/config_documentation.html
@@ -1074,7 +1074,7 @@ Defaults to 2m.</p>
 <li>
 <p><code>cache_autotuning</code> and its sub-options <code>max_cache_memory_usage</code>, <code>target_cache_memory_usage</code>, and
 <code>min_cache_ttl</code> work in conjunction with each other to maintain a balance between cache memory
-usage and cache entry availability. You must be using <a href="https://github.com/matrix-org/synapse#help-synapse-is-slow-and-eats-all-my-ramcpu">jemalloc</a>
+usage and cache entry availability. You must be using <a href="../administration/admin_faq.html#help-synapse-is-slow-and-eats-all-my-ramcpu">jemalloc</a>
 to utilize this option, and all three of the options must be specified for this feature to work. This option
 defaults to off, enable it by providing values for the sub-options listed below. Please note that the feature will not work
 and may cause unstable behavior (such as excessive emptying of caches or exceptions) if all of the values are not provided.