diff --git a/.run/CFDP Test File Large.run.xml b/.run/CFDP Test File Large.run.xml
index 8d2c4d2..786655d 100644
--- a/.run/CFDP Test File Large.run.xml	
+++ b/.run/CFDP Test File Large.run.xml	
@@ -13,7 +13,7 @@
     <option name="ADD_SOURCE_ROOTS" value="true" />
     <EXTENSION ID="PythonCoverageRunConfigurationExtension" runner="coverage.py" />
     <option name="SCRIPT_NAME" value="$PROJECT_DIR$/tmtcc.py" />
-    <option name="PARAMETERS" value="cfdp filetest/obsw_update.bin /tmp/obsw_update.bin -d 0.3" />
+    <option name="PARAMETERS" value="cfdp filetest/obsw_update.bin /tmp/obsw_update.bin -d 0.1" />
     <option name="SHOW_COMMAND_LINE" value="false" />
     <option name="EMULATE_TERMINAL" value="false" />
     <option name="MODULE_MODE" value="false" />
diff --git a/filetest/eive-sw-update.tar.xz b/filetest/eive-sw-update.tar.xz
new file mode 100644
index 0000000..6ca7542
Binary files /dev/null and b/filetest/eive-sw-update.tar.xz differ
diff --git a/tmtcc.py b/tmtcc.py
index 7cafaaf..8dc3019 100755
--- a/tmtcc.py
+++ b/tmtcc.py
@@ -371,7 +371,7 @@ def setup_cfdp_handler() -> CfdpInCcsdsWrapper:
     remote_cfg = RemoteEntityCfg(
         closure_requested=False,
         entity_id=CFDP_REMOTE_ENTITY_ID,
-        max_file_segment_len=1024,
+        max_file_segment_len=990,
         check_limit=None,
         crc_on_transmission=False,
         crc_type=ChecksumType.CRC_32,