diff --git a/include/types/wlr_buffer.h b/include/types/wlr_buffer.h
index 98d5d3aea..9d882d47d 100644
--- a/include/types/wlr_buffer.h
+++ b/include/types/wlr_buffer.h
@@ -50,15 +50,6 @@ struct wlr_dmabuf_buffer *dmabuf_buffer_create(
  */
 bool dmabuf_buffer_drop(struct wlr_dmabuf_buffer *buffer);
 
-/**
- * Check whether a buffer is fully opaque.
- *
- * When true is returned, the buffer is guaranteed to be fully opaque, but the
- * reverse is not true: false may be returned in cases where the buffer is fully
- * opaque.
- */
-bool wlr_buffer_is_opaque(struct wlr_buffer *buffer);
-
 /**
  * Creates a struct wlr_client_buffer from a given struct wlr_buffer by creating
  * a texture from it, and copying its struct wl_resource.
diff --git a/include/wlr/types/wlr_buffer.h b/include/wlr/types/wlr_buffer.h
index fadc560a3..19a8b73b6 100644
--- a/include/wlr/types/wlr_buffer.h
+++ b/include/wlr/types/wlr_buffer.h
@@ -109,6 +109,15 @@ bool wlr_buffer_get_shm(struct wlr_buffer *buffer,
  */
 struct wlr_buffer *wlr_buffer_try_from_resource(struct wl_resource *resource);
 
+/**
+ * Check whether a buffer is fully opaque.
+ *
+ * When true is returned, the buffer is guaranteed to be fully opaque, but the
+ * reverse is not true: false may be returned in cases where the buffer is fully
+ * opaque.
+ */
+bool wlr_buffer_is_opaque(struct wlr_buffer *buffer);
+
 /**
  * Buffer data pointer access flags.
  */