diff --git a/test/OpenFeature.Contrib.Providers.Flagsmith.Test/FlagsmithProviderTest.cs b/test/OpenFeature.Contrib.Providers.Flagsmith.Test/FlagsmithProviderTest.cs
index c5e60718..796e8edd 100644
--- a/test/OpenFeature.Contrib.Providers.Flagsmith.Test/FlagsmithProviderTest.cs
+++ b/test/OpenFeature.Contrib.Providers.Flagsmith.Test/FlagsmithProviderTest.cs
@@ -17,7 +17,7 @@ public class UnitTestFlagsmithProvider
         private static FlagsmithConfiguration GetDefaultFlagsmithConfiguration() => new()
         {
             ApiUrl = "https://edge.api.flagsmith.com/api/v1/",
-            EnvironmentKey = string.Empty,
+            EnvironmentKey = "some-key",
             EnableClientSideEvaluation = false,
             EnvironmentRefreshIntervalSeconds = 60,
             EnableAnalytics = false,