diff --git a/include/swaybar/bar.h b/include/swaybar/bar.h
index d29db31e..3c1a236d 100644
--- a/include/swaybar/bar.h
+++ b/include/swaybar/bar.h
@@ -37,7 +37,7 @@ enum hotspot_event_handling {
 };
 
 struct swaybar_hotspot {
-	struct wl_list link;
+	struct wl_list link; // swaybar_output::hotspots
 	int x, y, width, height;
 	enum hotspot_event_handling (*callback)(struct swaybar_output *output,
 			int x, int y, enum x11_button button, void *data);
@@ -62,11 +62,11 @@ struct swaybar {
 	int ipc_event_socketfd;
 	int ipc_socketfd;
 
-	struct wl_list outputs;
+	struct wl_list outputs; // swaybar_output::link
 };
 
 struct swaybar_output {
-	struct wl_list link;
+	struct wl_list link; // swaybar::outputs
 	struct swaybar *bar;
 	struct wl_output *output;
 	struct zxdg_output_v1 *xdg_output;
@@ -74,8 +74,8 @@ struct swaybar_output {
 	struct zwlr_layer_surface_v1 *layer_surface;
 	uint32_t wl_name;
 
-	struct wl_list workspaces;
-	struct wl_list hotspots;
+	struct wl_list workspaces; // swaybar_workspace::link
+	struct wl_list hotspots; // swaybar_hotspot::link
 
 	char *name;
 	bool focused;
@@ -90,7 +90,7 @@ struct swaybar_output {
 };
 
 struct swaybar_workspace {
-	struct wl_list link;
+	struct wl_list link; // swaybar_output::workspaces
 	int num;
 	char *name;
 	bool focused;
diff --git a/include/swaybar/config.h b/include/swaybar/config.h
index d0336c27..99948463 100644
--- a/include/swaybar/config.h
+++ b/include/swaybar/config.h
@@ -13,7 +13,7 @@ struct box_colors {
 };
 
 struct config_output {
-	struct wl_list link;
+	struct wl_list link; // swaybar_config::outputs
 	char *name;
 	size_t index;
 };
diff --git a/include/swaybar/i3bar.h b/include/swaybar/i3bar.h
index 12d9b317..d4a48e07 100644
--- a/include/swaybar/i3bar.h
+++ b/include/swaybar/i3bar.h
@@ -5,7 +5,7 @@
 #include "status_line.h"
 
 struct i3bar_block {
-	struct wl_list link;
+	struct wl_list link; // status_link::blocks
 	int ref_count;
 	char *full_text, *short_text, *align;
 	bool urgent;