diff --git a/Il2CppInspector.Common/Outputs/JSONMetadata.cs b/Il2CppInspector.Common/Outputs/JSONMetadata.cs
index 97e12fc2..8d5cdf60 100644
--- a/Il2CppInspector.Common/Outputs/JSONMetadata.cs
+++ b/Il2CppInspector.Common/Outputs/JSONMetadata.cs
@@ -73,6 +73,7 @@ private void writeMethods(IEnumerable<AppMethod> methods) {
                 writeObject(() => {
                     writeTypedFunctionName(method.MethodCodeAddress, method.CppFnPtrType.ToSignatureString(), method.CppFnPtrType.Name);
                     writeDotNetSignature(method.Method);
+                    writeDeclaredTypeNamespace(method.Method);
                 });
             }
         }
@@ -261,6 +262,10 @@ private void writeDotNetSignature(MethodBase method) {
             writer.WriteString("dotNetSignature", method.ToString().ToEscapedString());
         }
 
+        private void writeDeclaredTypeNamespace(MethodBase method) {
+            writer.WriteString("declared_type_namespace", method.DeclaringType.Namespace);
+        }
+
         private void writeDotNetTypeName(TypeInfo type) {
             writer.WriteString("dotNetType", type.CSharpName);
         }