diff --git a/core/jni/android/graphics/Paint.cpp b/core/jni/android/graphics/Paint.cpp
index 1f70c669df63e..150caf3c5a957 100644
--- a/core/jni/android/graphics/Paint.cpp
+++ b/core/jni/android/graphics/Paint.cpp
@@ -629,7 +629,7 @@ public:
             jint count, jint flags, jint offset, jint opt) {
         jfloat scalarArray[count];
 
-        TextLayout::getTextRunAdvances(paint, text, start, count, count, flags,
+        TextLayout::getTextRunAdvances(paint, text, start, count, start + count, flags,
                 scalarArray, NULL /* dont need totalAdvance */);
 
         jint pos = offset - start;