diff --git a/changelog.d/17825.doc b/changelog.d/17825.doc
new file mode 100644
index 0000000000..ee43667417
--- /dev/null
+++ b/changelog.d/17825.doc
@@ -0,0 +1 @@
+Fix typo in `target_cache_memory_usage` docs.
\ No newline at end of file
diff --git a/docs/usage/configuration/config_documentation.md b/docs/usage/configuration/config_documentation.md
index 1de2f68865..47e3ef1287 100644
--- a/docs/usage/configuration/config_documentation.md
+++ b/docs/usage/configuration/config_documentation.md
@@ -1434,7 +1434,7 @@ number of entries that can be stored.
    Please see the [Config Conventions](#config-conventions) for information on how to specify memory size and cache expiry
    durations.
      * `max_cache_memory_usage` sets a ceiling on how much memory the cache can use before caches begin to be continuously evicted.
-        They will continue to be evicted until the memory usage drops below the `target_memory_usage`, set in
+        They will continue to be evicted until the memory usage drops below the `target_cache_memory_usage`, set in
         the setting below, or until the `min_cache_ttl` is hit. There is no default value for this option.
      * `target_cache_memory_usage` sets a rough target for the desired memory usage of the caches. There is no default value
         for this option.