diff --git a/reme/extension/procedural_memory/retriever/__init__.py b/reme/workflow/__init__.py similarity index 100% rename from reme/extension/procedural_memory/retriever/__init__.py rename to reme/workflow/__init__.py diff --git a/reme/extension/procedural_memory/__init__.py b/reme/workflow/procedural_memory/__init__.py similarity index 100% rename from reme/extension/procedural_memory/__init__.py rename to reme/workflow/procedural_memory/__init__.py diff --git a/reme/extension/procedural_memory/summary/__init__.py b/reme/workflow/procedural_memory/retriever/__init__.py similarity index 100% rename from reme/extension/procedural_memory/summary/__init__.py rename to reme/workflow/procedural_memory/retriever/__init__.py diff --git a/reme/extension/procedural_memory/summarizer/__init__.py b/reme/workflow/procedural_memory/summarizer/__init__.py similarity index 100% rename from reme/extension/procedural_memory/summarizer/__init__.py rename to reme/workflow/procedural_memory/summarizer/__init__.py diff --git a/reme/extension/procedural_memory/summarizer/success_extraction.py b/reme/workflow/procedural_memory/summarizer/success_extraction.py similarity index 100% rename from reme/extension/procedural_memory/summarizer/success_extraction.py rename to reme/workflow/procedural_memory/summarizer/success_extraction.py diff --git a/reme/extension/procedural_memory/summarizer/success_extraction.yaml b/reme/workflow/procedural_memory/summarizer/success_extraction.yaml similarity index 100% rename from reme/extension/procedural_memory/summarizer/success_extraction.yaml rename to reme/workflow/procedural_memory/summarizer/success_extraction.yaml diff --git a/reme/extension/procedural_memory/summarizer/trajectory_preprocess.py b/reme/workflow/procedural_memory/summarizer/trajectory_preprocess.py similarity index 100% rename from reme/extension/procedural_memory/summarizer/trajectory_preprocess.py rename to reme/workflow/procedural_memory/summarizer/trajectory_preprocess.py diff --git a/reme/workflow/procedural_memory/summary/__init__.py b/reme/workflow/procedural_memory/summary/__init__.py new file mode 100644 index 00000000..e69de29b