diff --git a/docs/reference/gio/gio-sections.txt b/docs/reference/gio/gio-sections.txt
index 7936476ce..e0466b8de 100644
--- a/docs/reference/gio/gio-sections.txt
+++ b/docs/reference/gio/gio-sections.txt
@@ -3622,6 +3622,7 @@ g_tls_client_connection_get_validation_flags
 g_tls_client_connection_set_use_ssl3
 g_tls_client_connection_get_use_ssl3
 g_tls_client_connection_get_accepted_cas
+g_tls_client_connection_copy_session_state
 <SUBSECTION Standard>
 G_IS_TLS_CLIENT_CONNECTION
 G_TLS_CLIENT_CONNECTION
diff --git a/gio/gtlsclientconnection.c b/gio/gtlsclientconnection.c
index 397852e06..7513ed13a 100644
--- a/gio/gtlsclientconnection.c
+++ b/gio/gtlsclientconnection.c
@@ -342,7 +342,7 @@ g_tls_client_connection_get_accepted_cas (GTlsClientConnection *conn)
 /**
  * g_tls_client_connection_copy_session_state:
  * @conn: a #GTlsClientConnection
- * @other: a #GTlsClientConnection
+ * @source: a #GTlsClientConnection
  *
  * Copies session state from one connection to another. This is
  * not normally needed, but may be used when the same session
diff --git a/gio/gtlsclientconnection.h b/gio/gtlsclientconnection.h
index 99d1138d8..ae50f84ba 100644
--- a/gio/gtlsclientconnection.h
+++ b/gio/gtlsclientconnection.h
@@ -37,6 +37,7 @@ typedef struct _GTlsClientConnectionInterface GTlsClientConnectionInterface;
 /**
  * GTlsClientConnectionInterface:
  * @g_iface: The parent interface.
+ * @copy_session_state: Copies session state from one #GTlsClientConnection to another.
  *
  * vtable for a #GTlsClientConnection implementation.
  *