diff --git a/gio/gpollableoutputstream.h b/gio/gpollableoutputstream.h
index 1ef830b57..c1e7ad889 100644
--- a/gio/gpollableoutputstream.h
+++ b/gio/gpollableoutputstream.h
@@ -35,7 +35,7 @@ G_BEGIN_DECLS
 /**
  * GPollableOutputStream:
  *
- * An interface for a #GOutputStream that can be polled for readability.
+ * An interface for a #GOutputStream that can be polled for writeability.
  *
  * Since: 2.28
  */