diff --git a/src/MSDIAL5/MsdialCore/Algorithm/Annotation/EadLipidAnnotator.cs b/src/MSDIAL5/MsdialCore/Algorithm/Annotation/EadLipidAnnotator.cs
index 5ea682927..43504438e 100644
--- a/src/MSDIAL5/MsdialCore/Algorithm/Annotation/EadLipidAnnotator.cs
+++ b/src/MSDIAL5/MsdialCore/Algorithm/Annotation/EadLipidAnnotator.cs
@@ -25,7 +25,7 @@ public sealed class EadLipidAnnotator :
         private readonly LipidDescription _description;
 
         public EadLipidAnnotator(EadLipidDatabase db, string id, int priority, MsRefSearchParameterBase parameter) {
-            _lipidGenerator = new DGTSLipidGeneratorDecorator(new LipidGenerator(new TotalChainVariationGenerator(chainGenerator: new Omega3nChainGenerator(), minLength: 12)));
+            _lipidGenerator = new DGTSLipidGeneratorDecorator(new LipidGenerator(new TotalChainVariationGenerator(chainGenerator: new Omega3nChainGenerator(), minLength: 8)));
             _description = LipidDescription.Class | LipidDescription.Chain | LipidDescription.SnPosition | LipidDescription.DoubleBondPosition;
 
             Id = id ?? throw new ArgumentNullException(nameof(id));