diff --git a/gst/gstbuffer.h b/gst/gstbuffer.h
index 3188cb4b5a..916f947267 100644
--- a/gst/gstbuffer.h
+++ b/gst/gstbuffer.h
@@ -432,8 +432,8 @@ typedef enum {
  * Combination of all possible metadata fields that can be copied with
  * gst_buffer_copy_into().
  */
-#define GST_BUFFER_COPY_METADATA       (GST_BUFFER_COPY_FLAGS | GST_BUFFER_COPY_TIMESTAMPS |\
-                                        GST_BUFFER_COPY_META)
+#define GST_BUFFER_COPY_METADATA       ((GstBufferCopyFlags) (GST_BUFFER_COPY_FLAGS |\
+                                          GST_BUFFER_COPY_TIMESTAMPS | GST_BUFFER_COPY_META))
 
 /**
  * GST_BUFFER_COPY_ALL: (value 15) (type GstBufferCopyFlags)
diff --git a/gst/gstmemory.h b/gst/gstmemory.h
index 1d3d1a79df..a69dd968d6 100644
--- a/gst/gstmemory.h
+++ b/gst/gstmemory.h
@@ -183,7 +183,7 @@ typedef enum {
  *
  * GstMapFlags value alias for GST_MAP_READ | GST_MAP_WRITE
  */
-#define GST_MAP_READWRITE      (GST_MAP_READ | GST_MAP_WRITE)
+#define GST_MAP_READWRITE      ((GstMapFlags) (GST_MAP_READ | GST_MAP_WRITE))
 
 
 /**
diff --git a/gst/gstminiobject.h b/gst/gstminiobject.h
index 0e3b2cbbd5..b8af1c779f 100644
--- a/gst/gstminiobject.h
+++ b/gst/gstminiobject.h
@@ -171,7 +171,7 @@ typedef enum {
  *
  * GstLockFlags value alias for GST_LOCK_FLAG_READ | GST_LOCK_FLAG_WRITE
  */
-#define GST_LOCK_FLAG_READWRITE  (GST_LOCK_FLAG_READ | GST_LOCK_FLAG_WRITE)
+#define GST_LOCK_FLAG_READWRITE  ((GstLockFlags) (GST_LOCK_FLAG_READ | GST_LOCK_FLAG_WRITE))
 
 /**
  * GST_MINI_OBJECT_REFCOUNT: