diff --git a/Scripts/Attributes/PortTypeOverrideAttribute.cs b/Scripts/Attributes/PortTypeOverrideAttribute.cs
new file mode 100644
index 0000000..316ca2d
--- /dev/null
+++ b/Scripts/Attributes/PortTypeOverrideAttribute.cs
@@ -0,0 +1,12 @@
+using System;
+/// <summary> Overrides the ValueType of the Port, to have a ValueType different from the type of its serializable field </summary>
+/// <remarks> Especially useful in Dynamic Port Lists to create Value-Port Pairs with different type. </remarks>
+[AttributeUsage(AttributeTargets.Field)]
+public class PortTypeOverrideAttribute : Attribute {
+    public Type type;
+    /// <summary> Overrides the ValueType of the Port </summary>
+    /// <param name="type">ValueType of the Port</param>
+    public PortTypeOverrideAttribute(Type type) {
+        this.type = type;
+    }
+}
diff --git a/Scripts/Attributes/PortTypeOverrideAttribute.cs.meta b/Scripts/Attributes/PortTypeOverrideAttribute.cs.meta
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index 0000000..a587759
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+++ b/Scripts/Attributes/PortTypeOverrideAttribute.cs.meta
@@ -0,0 +1,11 @@
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