diff --git a/repository/Grease-Tests-Core.package/GRUtf8CodecTest.class/instance/expectedFailures.st b/repository/Grease-Tests-Pharo-Core.package/GRUtf8CodecTest.extension/instance/expectedFailures.st
similarity index 81%
rename from repository/Grease-Tests-Core.package/GRUtf8CodecTest.class/instance/expectedFailures.st
rename to repository/Grease-Tests-Pharo-Core.package/GRUtf8CodecTest.extension/instance/expectedFailures.st
index 82510165..15a035a8 100644
--- a/repository/Grease-Tests-Core.package/GRUtf8CodecTest.class/instance/expectedFailures.st
+++ b/repository/Grease-Tests-Pharo-Core.package/GRUtf8CodecTest.extension/instance/expectedFailures.st
@@ -1,4 +1,4 @@
-testing
+*Grease-Tests-Pharo-Core
 expectedFailures
 	^ SystemVersion current major < 9 
 		ifTrue: [ #(testCodecUtf8ShortestForm) ]
diff --git a/repository/Grease-Tests-Pharo-Core.package/GRUtf8CodecTest.extension/properties.json b/repository/Grease-Tests-Pharo-Core.package/GRUtf8CodecTest.extension/properties.json
new file mode 100644
index 00000000..3821af97
--- /dev/null
+++ b/repository/Grease-Tests-Pharo-Core.package/GRUtf8CodecTest.extension/properties.json
@@ -0,0 +1,3 @@
+{
+	"name" : "GRUtf8CodecTest"
+}
\ No newline at end of file