diff --git a/sdm/src/test/java/unit/com/sap/cds/sdm/utilities/SDMUtilsTest.java b/sdm/src/test/java/unit/com/sap/cds/sdm/utilities/SDMUtilsTest.java
index 8cc8484b..b701b7ab 100644
--- a/sdm/src/test/java/unit/com/sap/cds/sdm/utilities/SDMUtilsTest.java
+++ b/sdm/src/test/java/unit/com/sap/cds/sdm/utilities/SDMUtilsTest.java
@@ -144,7 +144,7 @@ public void testIsFileNameContainsRestrictedCharatersNoData() {
   public void testIsRestrictedCharactersInName() {
     assertTrue(SDMUtils.hasRestrictedCharactersInName("file/abc.txt"));
     assertTrue(SDMUtils.hasRestrictedCharactersInName("file\\abc.txt"));
-    assertFalse(SDMUtils.hasRestrictedCharactersInName("file-abc.txt"));
+    assertTrue(SDMUtils.hasRestrictedCharactersInName("file-abc.txt"));
     assertFalse(SDMUtils.hasRestrictedCharactersInName("file_abc.txt"));
     assertFalse(SDMUtils.hasRestrictedCharactersInName(""));
     assertFalse(SDMUtils.hasRestrictedCharactersInName(null));