diff --git a/changelog.d/15078.doc b/changelog.d/15078.doc
new file mode 100644
index 0000000000000000000000000000000000000000..641f9a993b4792cf9680441f2eb3f8097d2945af
--- /dev/null
+++ b/changelog.d/15078.doc
@@ -0,0 +1 @@
+Fix a mistake in registration_shared_secret_path docs.
\ No newline at end of file
diff --git a/docs/usage/configuration/config_documentation.md b/docs/usage/configuration/config_documentation.md
index 75483bfb125a491734289fa24609c31a26bf9e17..58c695568972c39124616c1b96f595135517553d 100644
--- a/docs/usage/configuration/config_documentation.md
+++ b/docs/usage/configuration/config_documentation.md
@@ -2232,7 +2232,7 @@ key on startup and store it in this file.
 
 Example configuration:
 ```yaml
-registration_shared_secret_file: /path/to/secrets/file
+registration_shared_secret_path: /path/to/secrets/file
 ```
 
 _Added in Synapse 1.67.0._