diff --git a/datastore_server/sourceTest/java/ch/systemsx/cisd/openbis/dss/generic/shared/utils/ImageUtilTest.java b/datastore_server/sourceTest/java/ch/systemsx/cisd/openbis/dss/generic/shared/utils/ImageUtilTest.java
index 1fa77179b52f3d642e67514b17c8cfc86665b218..2d8e8ac588c9c9d1b590b09a24739b803ff6a831 100644
--- a/datastore_server/sourceTest/java/ch/systemsx/cisd/openbis/dss/generic/shared/utils/ImageUtilTest.java
+++ b/datastore_server/sourceTest/java/ch/systemsx/cisd/openbis/dss/generic/shared/utils/ImageUtilTest.java
@@ -107,7 +107,7 @@ public class ImageUtilTest extends AssertJUnit
             fail("IllegalArgumentException expected");
         } catch (IllegalArgumentException ex)
         {
-            assertEquals("File type of an image input stream couldn't be figured out.", ex.getMessage());
+            assertEquals("File type of an image input stream couldn't be determined.", ex.getMessage());
         }
         
         assertEquals(true, inputStream.closeInvoked);