diff --git a/src/parselmouth/cli/cli.py b/src/parselmouth/cli/cli.py
index af845160..fd4c2358 100644
--- a/src/parselmouth/cli/cli.py
+++ b/src/parselmouth/cli/cli.py
@@ -29,16 +29,14 @@ def main():
 @app.command()
 def updater_producer(
     output_dir: str = "output_index",
-    check_if_exists: bool = True,
+    force: bool = False,
     channel: SupportedChannels = SupportedChannels.CONDA_FORGE,
 ):
     """
     Generate the subdir@letter list.
     """
 
-    updater_producer_main(
-        output_dir=output_dir, check_if_exists=check_if_exists, channel=channel
-    )
+    updater_producer_main(output_dir=output_dir, force=force, channel=channel)
 
 
 @app.command()
@@ -53,6 +51,7 @@ def updater(
     partial_output_dir: str = "output",
     channel: SupportedChannels = SupportedChannels.CONDA_FORGE,
     upload: bool = False,
+    force: bool = False,
 ):
     """
     Get all the packages based on subdir@letter and save it in partial_output_dir.
@@ -68,6 +67,7 @@ def updater(
         partial_output_dir=partial_output_dir,
         channel=channel,
         upload=upload,
+        force=force,
     )
 
 
diff --git a/src/parselmouth/internals/updater.py b/src/parselmouth/internals/updater.py
index 4f48eb07..b277c927 100644
--- a/src/parselmouth/internals/updater.py
+++ b/src/parselmouth/internals/updater.py
@@ -88,6 +88,7 @@ def main(
     partial_output_dir: str = "output",
     channel: SupportedChannels = SupportedChannels.CONDA_FORGE,
     upload: bool = False,
+    force: bool = False,
 ):
     subdir, letter = subdir_letter.split("@")
 
@@ -107,7 +108,7 @@ def main(
         package = repodatas[package_name]
         sha256 = package["sha256"]
 
-        if sha256 not in existing_mapping_data:
+        if sha256 not in existing_mapping_data or force:
             # trying to get packages info using all backends.
             # note: streamed is not supported for .tar.gz
             if package_name.endswith(".conda"):
@@ -117,7 +118,7 @@ def main(
             total_packages.add(package_name)
 
     total = 0
-    logging.warning(f"Total packages for processing: {len(all_packages)} for {subdir}")
+    logging.warning(f"Total packages for processing: {len(all_packages)} for {subdir}.")
     with concurrent.futures.ThreadPoolExecutor() as executor:
         futures = {
             executor.submit(
diff --git a/src/parselmouth/internals/updater_producer.py b/src/parselmouth/internals/updater_producer.py
index 9d3508d5..b52682fc 100644
--- a/src/parselmouth/internals/updater_producer.py
+++ b/src/parselmouth/internals/updater_producer.py
@@ -18,16 +18,13 @@
 egg_pattern_compiled = re.compile(egg_info_pattern)
 
 
-def main(output_dir: str, check_if_exists: bool, channel: SupportedChannels):
+def main(output_dir: str, force: bool, channel: SupportedChannels):
     subdirs = get_all_archs_available(channel)
 
     all_packages: list[tuple[str, str]] = []
 
-    if check_if_exists:
-        existing_mapping_data = s3_client.get_channel_index(channel=channel)
-        if not existing_mapping_data:
-            existing_mapping_data = IndexMapping(root={})
-    else:
+    existing_mapping_data = s3_client.get_channel_index(channel=channel)
+    if not existing_mapping_data:
         existing_mapping_data = IndexMapping(root={})
 
     letters = set()
@@ -43,7 +40,11 @@ def main(output_dir: str, check_if_exists: bool, channel: SupportedChannels):
             package = repodatas[package_name]
             sha256 = package["sha256"]
 
-            if sha256 not in existing_mapping_data.root:
+            if force:
+                all_packages.append(package_name)
+                letters.add(f"{subdir}@{package_name[0]}")
+
+            elif sha256 not in existing_mapping_data.root:
                 all_packages.append(package_name)
                 letters.add(f"{subdir}@{package_name[0]}")