diff --git a/.vscode/settings.json b/.vscode/settings.json
index fa1c40170..178c69d64 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -2,7 +2,6 @@
     "rust-analyzer.files.excludeDirs": [
         "tests/build",
     ],
-    "rust-analyzer.runnables.overrideCargo": "cargo do rust_analyzer_run",
     "rust-analyzer.checkOnSave.overrideCommand": ["cargo", "do", "rust_analyzer_check"],
     "files.eol": "\n",
     "spellright.language": [
@@ -19,4 +18,5 @@
     "explorer.fileNesting.patterns": {
         "*.rs": "${capture}.stderr"
     },
+    "rust-analyzer.runnables.command": "cargo do rust_analyzer_run",
 }
\ No newline at end of file
diff --git a/zero-ui-core/src/var.rs b/zero-ui-core/src/var.rs
index 11cce4b91..69b1d52a2 100644
--- a/zero-ui-core/src/var.rs
+++ b/zero-ui-core/src/var.rs
@@ -1207,13 +1207,15 @@ pub trait Var<T: VarValue>: Clone + IntoVar<T> + any::AnyVar + crate::private::S
                 let step = easing(animation.elapsed_stop(duration));
                 match mem::take(&mut *next_target.borrow_mut()) {
                     ChaseMsg::Add(inc) => {
-                        animation.restart();
-                        let from = transition.sample(step);
-                        let mut to = from.clone() + transition.increment.clone() + inc;                        
+                        let partial_inc = transition.increment.clone() * step;
+                        let from = transition.start.clone() + partial_inc.clone();
+                        let mut to = from.clone() + transition.increment.clone() - partial_inc + inc;
                         if &to > bounds.end() {
                             to = bounds.end().clone();
                         } else if &to < bounds.start() {
                             to = bounds.start().clone();
+                        } else {
+                            animation.restart();
                         }
                         *transition = Transition::new(from.clone(), to);