diff --git a/common/sourceTest/java/ch/systemsx/cisd/common/image/ImageHistogramTest.java b/common/sourceTest/java/ch/systemsx/cisd/common/image/ImageHistogramTest.java
index 02af18294a89a0445692c67a57752718edad0065..f3422d1c22693ac68515194dc5e64d00a112aeb1 100644
--- a/common/sourceTest/java/ch/systemsx/cisd/common/image/ImageHistogramTest.java
+++ b/common/sourceTest/java/ch/systemsx/cisd/common/image/ImageHistogramTest.java
@@ -16,7 +16,7 @@
 
 package ch.systemsx.cisd.common.image;
 
-import static org.junit.Assert.assertEquals;
+import static org.testng.AssertJUnit.assertEquals;
 
 import java.awt.Color;
 import java.awt.Graphics;