diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index e1c889ef..1fd4396b 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -9,6 +9,7 @@ All notable changes to the `python-openflow` project are documented in this file
 Fixed
 =====
 - Added missing ``ActionPopMPLS.length`` attribute to fix ``PackException`` when packing objects.
+- Correct return value for ``get_size()`` when used with ``ActionHeader`` objects directly (useful for TableFeatures Properties).
 
 [2025.1.0] - 2025-04-14
 ***********************
diff --git a/pyof/v0x04/common/action.py b/pyof/v0x04/common/action.py
index c0af066c..80252e21 100644
--- a/pyof/v0x04/common/action.py
+++ b/pyof/v0x04/common/action.py
@@ -112,6 +112,8 @@ def get_size(self, value=None):
         """Return the action length including the padding (multiple of 8)."""
         if isinstance(value, ActionHeader):
             return value.get_size()
+        if self.__class__ == ActionHeader:
+            return super().get_size()
         if value is None:
             current_size = super().get_size()
             return ceil(current_size / 8) * 8