diff --git a/graphics/java/android/renderscript/Matrix2f.java b/graphics/java/android/renderscript/Matrix2f.java
index 6ce8379..6aa7d1b 100644
--- a/graphics/java/android/renderscript/Matrix2f.java
+++ b/graphics/java/android/renderscript/Matrix2f.java
@@ -57,7 +57,7 @@
     }
 
     public void load(Matrix2f src) {
-        System.arraycopy(mMat, 0, src.getArray(), 0, 4);
+        System.arraycopy(src.getArray(), 0, mMat, 0, mMat.length);
     }
 
     public void loadRotate(float rot) {
diff --git a/graphics/java/android/renderscript/Matrix3f.java b/graphics/java/android/renderscript/Matrix3f.java
index b44d8fa..2d227a5 100644
--- a/graphics/java/android/renderscript/Matrix3f.java
+++ b/graphics/java/android/renderscript/Matrix3f.java
@@ -63,7 +63,7 @@
     }
 
     public void load(Matrix3f src) {
-        System.arraycopy(mMat, 0, src.getArray(), 0, 9);
+        System.arraycopy(src.getArray(), 0, mMat, 0, mMat.length);
     }
 
     public void loadRotate(float rot, float x, float y, float z) {
diff --git a/graphics/java/android/renderscript/Matrix4f.java b/graphics/java/android/renderscript/Matrix4f.java
index 219d93b..144a9a3 100644
--- a/graphics/java/android/renderscript/Matrix4f.java
+++ b/graphics/java/android/renderscript/Matrix4f.java
@@ -71,7 +71,7 @@
     }
 
     public void load(Matrix4f src) {
-        System.arraycopy(mMat, 0, src.getArray(), 0, 16);
+        System.arraycopy(src.getArray(), 0, mMat, 0, mMat.length);
     }
 
     public void loadRotate(float rot, float x, float y, float z) {