diff --git a/CHANGELOG.markdown b/CHANGELOG.markdown
index e3c1a0c..1950c7c 100644
--- a/CHANGELOG.markdown
+++ b/CHANGELOG.markdown
@@ -5,6 +5,7 @@
 - Upgrade to imgui/cimgui 1.53.1
   - Rename `Ui::show_test_window` to `Ui::show_demo_window`.
   - Rename `sys::igGetItemsLineHeightWithSpacing` to `sys::igGetFrameHeightWithSpacing`.
+  - Rename `ImGuiTreeNodeFlags::AllowOverlapMode` to `ImGuiTreeNodeFlags::AllowItemOverlap`.
 
 
 ## [0.0.18] - 2017-12-23
diff --git a/imgui-sys/src/lib.rs b/imgui-sys/src/lib.rs
index 4a60651..4654565 100644
--- a/imgui-sys/src/lib.rs
+++ b/imgui-sys/src/lib.rs
@@ -298,7 +298,9 @@ bitflags!(
     pub struct ImGuiTreeNodeFlags: c_int {
         const Selected          = 1;
         const Framed            = 1 << 1;
+        #[deprecated(since = "0.0.19", note = "please use AllowItemOverlap instead")]
         const AllowOverlapMode  = 1 << 2;
+        const AllowItemOverlap  = 1 << 2;
         const NoTreePushOnOpen  = 1 << 3;
         const NoAutoOpenOnLog   = 1 << 4;
         const DefaultOpen       = 1 << 5;