diff --git a/plug-ins/common/file-tiff-load.c b/plug-ins/common/file-tiff-load.c
index e45e9c8631..63d6904826 100644
--- a/plug-ins/common/file-tiff-load.c
+++ b/plug-ins/common/file-tiff-load.c
@@ -1628,6 +1628,8 @@ load_separate (TIFF         *tif,
 
       progress += one_row;
     }
+
+  g_free (buffer);
 }