diff --git a/glib/gslice.h b/glib/gslice.h
index 80762761f..ff8b02a65 100644
--- a/glib/gslice.h
+++ b/glib/gslice.h
@@ -34,7 +34,7 @@ GLIB_AVAILABLE_IN_ALL
 gpointer g_slice_alloc0         	(gsize         block_size) G_GNUC_MALLOC G_GNUC_ALLOC_SIZE(1);
 GLIB_AVAILABLE_IN_ALL
 gpointer g_slice_copy                   (gsize         block_size,
-                                         gconstpointer mem_block) G_GNUC_MALLOC G_GNUC_ALLOC_SIZE(1);
+                                         gconstpointer mem_block) G_GNUC_ALLOC_SIZE(1);
 GLIB_AVAILABLE_IN_ALL
 void     g_slice_free1          	(gsize         block_size,
 					 gpointer      mem_block);
diff --git a/glib/gstrfuncs.h b/glib/gstrfuncs.h
index d09de568c..b8790fc78 100644
--- a/glib/gstrfuncs.h
+++ b/glib/gstrfuncs.h
@@ -255,7 +255,7 @@ gchar*                g_strescape      (const gchar *source,
 
 GLIB_AVAILABLE_IN_ALL
 gpointer              g_memdup	       (gconstpointer mem,
-					guint	       byte_size) G_GNUC_MALLOC G_GNUC_ALLOC_SIZE(2);
+					guint	       byte_size) G_GNUC_ALLOC_SIZE(2);
 
 /* NULL terminated string arrays.
  * g_strsplit(), g_strsplit_set() split up string into max_tokens tokens