diff --git a/src/stores/useModelStore.ts b/src/stores/useModelStore.ts
index b9a32f7..4d978f0 100644
--- a/src/stores/useModelStore.ts
+++ b/src/stores/useModelStore.ts
@@ -476,6 +476,16 @@ export const useModelStore = create<ModelStore>((set, get) => ({
   removeMeasurement: (id) => set((state) => ({
     measurements: state.measurements.filter(m => m.id !== id),
   })),
+  undoLastMeasurePoint: () => set((state) => ({
+    measurePoints: state.measurePoints.slice(0, -1),
+  })),
+  undoLastMeasurement: () => set((state) => {
+    if (state.measurePoints.length > 0) {
+      return { measurePoints: state.measurePoints.slice(0, -1) };
+    }
+    return { measurements: state.measurements.slice(0, -1) };
+  }),
+
 
   compareMode: false,
   setCompareMode: (compareMode) => set({ compareMode }),