diff --git a/src/libnm-core-impl/nm-setting-bond.c b/src/libnm-core-impl/nm-setting-bond.c
index 99bcc8fae..a411607bd 100644
--- a/src/libnm-core-impl/nm-setting-bond.c
+++ b/src/libnm-core-impl/nm-setting-bond.c
@@ -601,7 +601,7 @@ handle_error:
 /**
  * nm_setting_bond_validate_option:
  * @name: the name of the option to validate
- * @value (allow-none): the value of the option to validate.
+ * @value: (allow-none): the value of the option to validate.
  *
  * Checks whether @name is a valid bond option and @value is a valid value for
  * the @name. If @value is %NULL, the function only validates the option name.