diff --git a/ontology/uco/observable/observable.ttl b/ontology/uco/observable/observable.ttl
index 4ca0e54c..050119f7 100644
--- a/ontology/uco/observable/observable.ttl
+++ b/ontology/uco/observable/observable.ttl
@@ -3203,12 +3203,11 @@ observable:File
 
 observable:File-disjointWith-URL-shape
 	a sh:NodeShape ;
-	sh:message "observable:File and observable:URL are disjoint classes.  Assigning both types to a single node will be an error in UCO 2.0.0."@en ;
+	sh:message "observable:File and observable:URL are disjoint classes."@en ;
 	sh:not [
 		a sh:NodeShape ;
 		sh:class observable:URL ;
 	] ;
-	sh:severity sh:Warning ;
 	sh:targetClass observable:File ;
 	.
 
diff --git a/tests/examples/Makefile b/tests/examples/Makefile
index afd60a6d..0bca4ba6 100644
--- a/tests/examples/Makefile
+++ b/tests/examples/Makefile
@@ -27,7 +27,7 @@ all: \
   configuration_setting_XFAIL_validation.ttl \
   database_records_PASS_validation.ttl \
   database_records_XFAIL_validation.ttl \
-  file_url_PASS_validation.ttl \
+  file_url_XFAIL_validation.ttl \
   has_facet_inverse_functional_PASS_validation.ttl \
   has_facet_inverse_functional_XFAIL_validation.ttl \
   hash_PASS_validation.ttl \
@@ -97,7 +97,7 @@ check: \
   configuration_setting_XFAIL_validation.ttl \
   database_records_PASS_validation.ttl \
   database_records_XFAIL_validation.ttl \
-  file_url_PASS_validation.ttl \
+  file_url_XFAIL_validation.ttl \
   has_facet_inverse_functional_PASS_validation.ttl \
   has_facet_inverse_functional_XFAIL_validation.ttl \
   hash_PASS_validation.ttl \
diff --git a/tests/examples/file_url_PASS.json b/tests/examples/file_url_XFAIL.json
similarity index 100%
rename from tests/examples/file_url_PASS.json
rename to tests/examples/file_url_XFAIL.json
diff --git a/tests/examples/file_url_PASS_validation.ttl b/tests/examples/file_url_XFAIL_validation.ttl
similarity index 82%
rename from tests/examples/file_url_PASS_validation.ttl
rename to tests/examples/file_url_XFAIL_validation.ttl
index 2a4b22ec..26f322a8 100644
--- a/tests/examples/file_url_PASS_validation.ttl
+++ b/tests/examples/file_url_XFAIL_validation.ttl
@@ -7,12 +7,12 @@
 
 []
 	a sh:ValidationReport ;
-	sh:conforms "true"^^xsd:boolean ;
+	sh:conforms "false"^^xsd:boolean ;
 	sh:result [
 		a sh:ValidationResult ;
 		sh:focusNode <http://example.org/kb/Thing-23a38d67-3432-458b-9651-955b418c2a77> ;
-		sh:resultMessage "observable:File and observable:URL are disjoint classes.  Assigning both types to a single node will be an error in UCO 2.0.0."@en ;
-		sh:resultSeverity sh:Warning ;
+		sh:resultMessage "observable:File and observable:URL are disjoint classes."@en ;
+		sh:resultSeverity sh:Violation ;
 		sh:sourceConstraintComponent sh:NotConstraintComponent ;
 		sh:sourceShape observable:File-disjointWith-URL-shape ;
 		sh:value <http://example.org/kb/Thing-23a38d67-3432-458b-9651-955b418c2a77> ;
diff --git a/tests/examples/test_validation.py b/tests/examples/test_validation.py
index 3803a4d1..aa050259 100644
--- a/tests/examples/test_validation.py
+++ b/tests/examples/test_validation.py
@@ -207,13 +207,10 @@ def test_database_records_XFAIL() -> None:
       }
     )
 
-def test_file_url_PASS_validation() -> None:
+def test_file_url_XFAIL_validation() -> None:
     confirm_validation_results(
-      "file_url_PASS_validation.ttl",
-      True,
-      expected_focus_node_severities={
-        ("http://example.org/kb/Thing-23a38d67-3432-458b-9651-955b418c2a77", str(NS_SH.Warning)),
-      }
+      "file_url_XFAIL_validation.ttl",
+      False,
     )
 
 def test_has_facet_inverse_functional_PASS() -> None: