diff --git a/JL.Core/Deconjugation/Form.cs b/JL.Core/Deconjugation/Form.cs
index def8636a..5413ae20 100644
--- a/JL.Core/Deconjugation/Form.cs
+++ b/JL.Core/Deconjugation/Form.cs
@@ -49,4 +49,7 @@ public override int GetHashCode()
             return hash;
         }
     }
+
+    public static bool operator ==(Form? left, Form? right) => left is not null ? left.Equals(right) : right is null;
+    public static bool operator !=(Form? left, Form? right) => left is not null ? !left.Equals(right) : right is not null;
 }
diff --git a/JL.Core/Lookup/LookupResult.cs b/JL.Core/Lookup/LookupResult.cs
index 745bd4fe..a9cef392 100644
--- a/JL.Core/Lookup/LookupResult.cs
+++ b/JL.Core/Lookup/LookupResult.cs
@@ -94,4 +94,7 @@ public bool Equals(LookupResult? other)
             && Dict == other.Dict
             && FormattedDefinitions == other.FormattedDefinitions;
     }
+
+    public static bool operator ==(LookupResult? left, LookupResult? right) => left is not null ? left.Equals(right) : right is null;
+    public static bool operator !=(LookupResult? left, LookupResult? right) => left is not null ? !left.Equals(right) : right is not null;
 }