diff --git a/mev_inspect/crud/classified_traces.py b/mev_inspect/crud/classified_traces.py
index 15059c5..4bd8675 100644
--- a/mev_inspect/crud/classified_traces.py
+++ b/mev_inspect/crud/classified_traces.py
@@ -5,6 +5,17 @@ from mev_inspect.models.classified_traces import ClassifiedTraceModel
 from mev_inspect.schemas.classified_traces import ClassifiedTrace
 
 
+def delete_classified_traces_for_block(
+    db_session, block_number: int,
+) -> None:
+    (db_session.query(ClassifiedTraceModel)
+       .filter(ClassifiedTraceModel.block_number == block_number)
+       .delete()
+    )
+
+    db_session.commit()
+
+
 def write_classified_traces(
     db_session,
     classified_traces: List[ClassifiedTrace],
diff --git a/scripts/inspect_block.py b/scripts/inspect_block.py
index 2e8c26c..8ae7f6c 100644
--- a/scripts/inspect_block.py
+++ b/scripts/inspect_block.py
@@ -4,7 +4,10 @@ import click
 from web3 import Web3
 
 from mev_inspect import block
-from mev_inspect.crud.classified_traces import write_classified_traces
+from mev_inspect.crud.classified_traces import (
+    delete_classified_traces_for_block,
+    write_classified_traces,
+)
 from mev_inspect.db import get_session
 from mev_inspect.classifier_specs import CLASSIFIER_SPECS
 from mev_inspect.trace_classifier import TraceClassifier
@@ -32,6 +35,7 @@ def inspect_block(block_number: int, rpc: str):
     print(f"Returned {len(classified_traces)} classified traces")
 
     db_session = get_session()
+    delete_classified_traces_for_block(db_session, block_number)
     write_classified_traces(db_session, classified_traces)
     db_session.close()