diff --git a/fmi3/rule-model/Tests/alias_example.vdmsl b/fmi3/rule-model/Tests/alias_example.vdmsl
index 811f61d..ed4e657 100644
--- a/fmi3/rule-model/Tests/alias_example.vdmsl
+++ b/fmi3/rule-model/Tests/alias_example.vdmsl
@@ -15,7 +15,7 @@ values
         nil,  -- copyright
         nil,  -- license
         nil,  -- generationTool
-        "+++2022-05-01T13:06:01Z",  -- generationDateAndTime
+        "2022-05-01T13:06:01Z",  -- generationDateAndTime
         nil,  -- variableNamingConvention
         nil,  -- modelExchange
         mk_CoSimulation