1 files changed, 1 insertions, 1 deletions
diff --git a/io/channel-tls.c b/io/channel-tls.c
index caf8301..db2ac1d 100644
--- a/io/channel-tls.c
+++ b/io/channel-tls.c
@@ -561,7 +561,7 @@ qio_channel_tls_get_session(QIOChannelTLS *ioc)
 }
 
 static void qio_channel_tls_class_init(ObjectClass *klass,
-                                       void *class_data G_GNUC_UNUSED)
+                                       const void *class_data G_GNUC_UNUSED)
 {
     QIOChannelClass *ioc_klass = QIO_CHANNEL_CLASS(klass);