diff --git a/EPAServeur.Tests/Services/ReferentEPTests.cs b/EPAServeur.Tests/Services/ReferentEPTests.cs
index b59bca1..b376aac 100644
--- a/EPAServeur.Tests/Services/ReferentEPTests.cs
+++ b/EPAServeur.Tests/Services/ReferentEPTests.cs
@@ -51,7 +51,7 @@ namespace EPAServeur.Tests.Services
 			collaborateurService = new CollaborateurService(collaborateurApi, context);
 
 
-			referent1 = new Guid("c");
+			referent1 = new Guid("aa36f34c-9041-42f5-9db3-6536fe7f1696");
 
 			collaborateur1 = new Guid("301ba7f3-095e-4912-8998-a7c942dc5f23");
 			collaborateur2 = new Guid("a43b6f4f-f199-4dd0-93b6-a1cb2c0a0d14");