diff --git a/specs/Qowaiv.Specs/Sustainability/EnergyLabel_specs.cs b/specs/Qowaiv.Specs/Sustainability/EnergyLabel_specs.cs
index 9d91cb7f0..a7f003b72 100644
--- a/specs/Qowaiv.Specs/Sustainability/EnergyLabel_specs.cs
+++ b/specs/Qowaiv.Specs/Sustainability/EnergyLabel_specs.cs
@@ -276,7 +276,7 @@ public void format_dependent(string format, EnergyLabel svo, string formatted)
 
 #if NET6_0_OR_GREATER
 
-    public class Span_formatable
+    public class Span_formattable
     {
         [Test]
         public void Skips_custom_formatters()