diff --git a/tests/auto/dds/tst_qdds.cpp b/tests/auto/dds/tst_qdds.cpp
index d41ea257..24746641 100644
--- a/tests/auto/dds/tst_qdds.cpp
+++ b/tests/auto/dds/tst_qdds.cpp
@@ -109,7 +109,7 @@ void tst_qdds::readImage_data()
     QTest::newRow("46") << QString("RXGB") << QSize(64, 64);
     QTest::newRow("47") << QString("ATI2") << QSize(64, 64);
     QTest::newRow("48") << QString("P4") << QSize(64, 64);
-    QTest::newRow("49") << QString("A8R8G8B8_2") << QSize(64, 32);
+    QTest::newRow("49") << QString("A8R8G8B8.2") << QSize(64, 32);
 }
 
 void tst_qdds::readImage()
@@ -159,7 +159,7 @@ void tst_qdds::testWriteImage_data()
     QTest::addColumn<QSize>("size");
 
     QTest::newRow("1") << QString("A8R8G8B8") << QSize(64, 64);
-    QTest::newRow("2") << QString("A8R8G8B8_2") << QSize(64, 32);
+    QTest::newRow("2") << QString("A8R8G8B8.2") << QSize(64, 32);
 }
 
 void tst_qdds::testWriteImage()
diff --git a/tests/shared/images/dds.qrc b/tests/shared/images/dds.qrc
index c8f1bc09..50f34c17 100644
--- a/tests/shared/images/dds.qrc
+++ b/tests/shared/images/dds.qrc
@@ -49,6 +49,6 @@
         <file>dds/YUY2.dds</file>
         <file>dds/RXGB.dds</file>
         <file>dds/ATI2.dds</file>
-        <file>dds/A8R8G8B8_2.dds</file>
+        <file>dds/A8R8G8B8.2.dds</file>
     </qresource>
 </RCC>
diff --git a/tests/shared/images/dds/A8R8G8B8_2.dds b/tests/shared/images/dds/A8R8G8B8.2.dds
similarity index 100%
rename from tests/shared/images/dds/A8R8G8B8_2.dds
rename to tests/shared/images/dds/A8R8G8B8.2.dds