diff --git a/core/test/src/com/google/zxing/qrcode/QRCodeBlackBox1TestCase.java b/core/test/src/com/google/zxing/qrcode/QRCodeBlackBox1TestCase.java
index 7d45588d4..544627c43 100644
--- a/core/test/src/com/google/zxing/qrcode/QRCodeBlackBox1TestCase.java
+++ b/core/test/src/com/google/zxing/qrcode/QRCodeBlackBox1TestCase.java
@@ -30,7 +30,7 @@ public final class QRCodeBlackBox1TestCase extends AbstractBlackBoxTestCase {
     addTest(19, 19, 0.0f);
     addTest(15, 15, 90.0f);
     addTest(17, 17, 180.0f);
-    addTest(14, 14, 270.0f);
+    addTest(15, 15, 270.0f);
   }
 
 }
\ No newline at end of file
diff --git a/core/test/src/com/google/zxing/qrcode/QRCodeBlackBox3TestCase.java b/core/test/src/com/google/zxing/qrcode/QRCodeBlackBox3TestCase.java
index 6888c9453..3f000a537 100644
--- a/core/test/src/com/google/zxing/qrcode/QRCodeBlackBox3TestCase.java
+++ b/core/test/src/com/google/zxing/qrcode/QRCodeBlackBox3TestCase.java
@@ -28,9 +28,9 @@ public final class QRCodeBlackBox3TestCase extends AbstractBlackBoxTestCase {
   public QRCodeBlackBox3TestCase() {
     super("test/data/blackbox/qrcode-3", new MultiFormatReader(), BarcodeFormat.QR_CODE);
     addTest(33, 33, 0.0f);
-    addTest(33, 33, 90.0f);
-    addTest(33, 33, 180.0f);
-    addTest(35, 35, 270.0f);
+    addTest(36, 36, 90.0f);
+    addTest(32, 32, 180.0f);
+    addTest(38, 38, 270.0f);
   }
 
 }
\ No newline at end of file
diff --git a/core/test/src/com/google/zxing/qrcode/QRCodeBlackBox4TestCase.java b/core/test/src/com/google/zxing/qrcode/QRCodeBlackBox4TestCase.java
index c614aa870..bd3d06431 100644
--- a/core/test/src/com/google/zxing/qrcode/QRCodeBlackBox4TestCase.java
+++ b/core/test/src/com/google/zxing/qrcode/QRCodeBlackBox4TestCase.java
@@ -29,9 +29,9 @@ public final class QRCodeBlackBox4TestCase extends AbstractBlackBoxTestCase {
 
   public QRCodeBlackBox4TestCase() {
     super("test/data/blackbox/qrcode-4", new MultiFormatReader(), BarcodeFormat.QR_CODE);
-    addTest(34, 34, 0.0f);
-    addTest(36, 36, 90.0f);
-    addTest(35, 35, 180.0f);
+    addTest(32, 32, 0.0f);
+    addTest(37, 37, 90.0f);
+    addTest(36, 36, 180.0f);
     addTest(34, 34, 270.0f);
   }
 
diff --git a/core/test/src/com/google/zxing/qrcode/QRCodeBlackBox5TestCase.java b/core/test/src/com/google/zxing/qrcode/QRCodeBlackBox5TestCase.java
index fe13f81d1..07db2ccc3 100644
--- a/core/test/src/com/google/zxing/qrcode/QRCodeBlackBox5TestCase.java
+++ b/core/test/src/com/google/zxing/qrcode/QRCodeBlackBox5TestCase.java
@@ -30,9 +30,9 @@ public final class QRCodeBlackBox5TestCase extends AbstractBlackBoxTestCase {
 
   public QRCodeBlackBox5TestCase() {
     super("test/data/blackbox/qrcode-5", new MultiFormatReader(), BarcodeFormat.QR_CODE);
-    addTest(4, 4, 0.0f);
+    addTest(5, 5, 0.0f);
     addTest(4, 4, 90.0f);
-    addTest(4, 4, 180.0f);
+    addTest(5, 5, 180.0f);
     addTest(5, 5, 270.0f);
   }