diff --git a/designer-realize/src/test/java/com/fr/nx/app/designer/CptxAppTest.java b/designer-realize/src/test/java/com/fr/nx/app/designer/CptxAppTest.java
index 8314007938..26ca454c5d 100644
--- a/designer-realize/src/test/java/com/fr/nx/app/designer/CptxAppTest.java
+++ b/designer-realize/src/test/java/com/fr/nx/app/designer/CptxAppTest.java
@@ -4,7 +4,6 @@ import com.fr.file.AbstractFILE;
 import com.fr.file.FILE;
 import com.fr.main.impl.WorkBook;
 import com.fr.nx.app.designer.utils.DesignerCptxFileUtils;
-import com.fr.nx.cptx.utils.CptxFileUtils;
 import org.easymock.EasyMock;
 import org.junit.Assert;
 import org.junit.FixMethodOrder;
@@ -22,7 +21,7 @@ import org.powermock.modules.junit4.PowerMockRunnerDelegate;
 @RunWith(PowerMockRunner.class)
 @PowerMockRunnerDelegate(JUnit4.class)
 @PrepareForTest({
-        CptxFileUtils.class
+        DesignerCptxFileUtils.class
 })
 public class CptxAppTest {
 
@@ -35,7 +34,7 @@ public class CptxAppTest {
 
     @Test
     public void testAsIOFile() {
-        PowerMock.mockStatic(CptxFileUtils.class);
+        PowerMock.mockStatic(DesignerCptxFileUtils.class);
         FILE file = new AbstractFILE() {
         };
         WorkBook workBook = new WorkBook();
@@ -43,12 +42,12 @@ public class CptxAppTest {
                 .andReturn(workBook).once()
                 .andReturn(null).once();
 
-        PowerMock.replay(CptxFileUtils.class);
+        PowerMock.replay(DesignerCptxFileUtils.class);
         Assert.assertSame(workBook, new CptxApp().asIOFile(file));
 
         Assert.assertNotNull(new CptxApp().asIOFile(file));
 
-        PowerMock.verify(CptxFileUtils.class);
+        PowerMock.verify(DesignerCptxFileUtils.class);
 
 
     }