diff --git a/src/xrt/compositor/render/comp_buffer.c b/src/xrt/compositor/render/comp_buffer.c
index 96146b347..6636f1749 100644
--- a/src/xrt/compositor/render/comp_buffer.c
+++ b/src/xrt/compositor/render/comp_buffer.c
@@ -5,7 +5,7 @@
  * @brief  Buffer functions.
  * @author Lubosz Sarnecki <lubosz.sarnecki@collabora.com>
  * @author Jakob Bornecrantz <jakob@collabora.com>
- * @ingroup comp_main
+ * @ingroup comp_render
  */
 
 #include "main/comp_compositor.h"
diff --git a/src/xrt/compositor/render/comp_compute.c b/src/xrt/compositor/render/comp_compute.c
index 1ca436cc1..29f645d42 100644
--- a/src/xrt/compositor/render/comp_compute.c
+++ b/src/xrt/compositor/render/comp_compute.c
@@ -4,7 +4,7 @@
  * @file
  * @brief  The compositor compute based rendering code.
  * @author Jakob Bornecrantz <jakob@collabora.com>
- * @ingroup comp_main
+ * @ingroup comp_render
  */
 
 #include "math/m_api.h"
diff --git a/src/xrt/compositor/render/comp_render.h b/src/xrt/compositor/render/comp_render.h
index 8a8ae3635..a464badad 100644
--- a/src/xrt/compositor/render/comp_render.h
+++ b/src/xrt/compositor/render/comp_render.h
@@ -5,7 +5,7 @@
  * @brief  The NEW compositor rendering code header.
  * @author Lubosz Sarnecki <lubosz.sarnecki@collabora.com>
  * @author Jakob Bornecrantz <jakob@collabora.com>
- * @ingroup comp_main
+ * @ingroup comp_render
  */
 
 #pragma once
@@ -22,7 +22,14 @@ extern "C" {
 
 
 /*!
- * @addtogroup comp_main
+ * @defgroup comp_render Compositor render code
+ * @ingroup comp
+ *
+ * @brief Rendering helper that is used by the compositor to render.
+ */
+
+/*!
+ * @addtogroup comp_render
  * @{
  */
 
diff --git a/src/xrt/compositor/render/comp_rendering.c b/src/xrt/compositor/render/comp_rendering.c
index 0c088d4f4..aeb31694c 100644
--- a/src/xrt/compositor/render/comp_rendering.c
+++ b/src/xrt/compositor/render/comp_rendering.c
@@ -5,7 +5,7 @@
  * @brief  The NEW compositor rendering code header.
  * @author Lubosz Sarnecki <lubosz.sarnecki@collabora.com>
  * @author Jakob Bornecrantz <jakob@collabora.com>
- * @ingroup comp_main
+ * @ingroup comp_render
  */
 
 #include "render/comp_render.h"
diff --git a/src/xrt/compositor/render/comp_resources.c b/src/xrt/compositor/render/comp_resources.c
index ee34b25a5..be018d462 100644
--- a/src/xrt/compositor/render/comp_resources.c
+++ b/src/xrt/compositor/render/comp_resources.c
@@ -5,7 +5,7 @@
  * @brief  Shared resources for rendering.
  * @author Lubosz Sarnecki <lubosz.sarnecki@collabora.com>
  * @author Jakob Bornecrantz <jakob@collabora.com>
- * @ingroup comp_main
+ * @ingroup comp_render
  */
 
 #include "xrt/xrt_device.h"
diff --git a/src/xrt/compositor/render/comp_shaders.c b/src/xrt/compositor/render/comp_shaders.c
index 1e9adf803..46f3458c0 100644
--- a/src/xrt/compositor/render/comp_shaders.c
+++ b/src/xrt/compositor/render/comp_shaders.c
@@ -5,7 +5,7 @@
  * @brief  Shader loading code.
  * @author Lubosz Sarnecki <lubosz.sarnecki@collabora.com>
  * @author Jakob Bornecrantz <jakob@collabora.com>
- * @ingroup comp_main
+ * @ingroup comp_render
  */
 
 #include "render/comp_render.h"
diff --git a/src/xrt/compositor/render/comp_util.c b/src/xrt/compositor/render/comp_util.c
index 0774187c5..6b6915c38 100644
--- a/src/xrt/compositor/render/comp_util.c
+++ b/src/xrt/compositor/render/comp_util.c
@@ -4,7 +4,7 @@
  * @file
  * @brief  The compositor compute based rendering code.
  * @author Jakob Bornecrantz <jakob@collabora.com>
- * @ingroup comp_main
+ * @ingroup comp_render
  */
 #include "math/m_api.h"
 #include "math/m_matrix_4x4_f64.h"