diff --git a/examples/anim/index.rst b/examples/anim/index.rst
index 96045d8170..eb6160b3c9 100644
--- a/examples/anim/index.rst
+++ b/examples/anim/index.rst
@@ -10,6 +10,11 @@ Playback animation
 .. lv_example:: anim/lv_example_anim_2
   :language: c
 
+Cubic Bezier animation
+----------------------
+.. lv_example:: anim/lv_example_anim_3
+  :language: c
+
 Animation timeline
 ------------------
 .. lv_example:: anim/lv_example_anim_timeline_1
diff --git a/examples/others/observer/lv_example_observer_7.c b/examples/others/observer/lv_example_observer_7.c
deleted file mode 100644
index c8e3827610..0000000000
--- a/examples/others/observer/lv_example_observer_7.c
+++ /dev/null
@@ -1 +0,0 @@
-typedef int dummy_int_t;
diff --git a/examples/widgets/chart/index.rst b/examples/widgets/chart/index.rst
index 6ae95d84dd..470c8f2cbb 100644
--- a/examples/widgets/chart/index.rst
+++ b/examples/widgets/chart/index.rst
@@ -41,3 +41,9 @@ Scatter chart
 
 .. lv_example:: widgets/chart/lv_example_chart_7
   :language: c
+
+Circular line chart with gap
+----------------------------
+
+.. lv_example:: widgets/chart/lv_example_chart_8
+  :language: c