diff --git a/native/jni/src/proximity_info_state.cpp b/native/jni/src/proximity_info_state.cpp
index b9fce5fef25d34cd8bd7895fed2561891a0fca6f..c5f2884c65bdb7f861825f40df975568ffe4945d 100644
--- a/native/jni/src/proximity_info_state.cpp
+++ b/native/jni/src/proximity_info_state.cpp
@@ -464,8 +464,8 @@ float ProximityInfoState::calculateNormalizedSquaredDistance(
 }
 
 int ProximityInfoState::getDuration(const int index) const {
-    if (mInputSize > 0 && index > 0 && index < mInputSize - 1) {
-        return mTimes[index + 1] - mTimes[index - 1];
+    if (mInputSize > 0 && index >= 0 && index < mInputSize - 1) {
+        return mTimes[index + 1] - mTimes[index];
     }
     return 0;
 }