diff --git a/template/Board/Corstone-300/vsi/python/arm_vsi3.py b/template/Board/Corstone-300/vsi/python/arm_vsi3.py
index 22b4d0a..adc4083 100644
--- a/template/Board/Corstone-300/vsi/python/arm_vsi3.py
+++ b/template/Board/Corstone-300/vsi/python/arm_vsi3.py
@@ -25,6 +25,7 @@
 #More details.
 
 import os
+import atexit
 import logging
 import logging.handlers
 from os import path
@@ -222,6 +223,15 @@ def _build_sdsio_request(command: int, sid: int = 0, argument: int = 0, data: by
     control_input_factory=False,
 )
 
+# Shutdown SDSIO manager on exit
+def shutdown():
+    try:
+        Stream.shutdown()
+    except Exception:
+        logger.error("Failed to shutdown SDSIO manager.")
+
+# Register the shutdown function to be called on exit
+atexit.register(shutdown)
 
 ## Process command
 #  @param command requested SDSIO command
diff --git a/template/Board/Corstone-320/vsi/python/arm_vsi3.py b/template/Board/Corstone-320/vsi/python/arm_vsi3.py
index 22b4d0a..adc4083 100644
--- a/template/Board/Corstone-320/vsi/python/arm_vsi3.py
+++ b/template/Board/Corstone-320/vsi/python/arm_vsi3.py
@@ -25,6 +25,7 @@
 #More details.
 
 import os
+import atexit
 import logging
 import logging.handlers
 from os import path
@@ -222,6 +223,15 @@ def _build_sdsio_request(command: int, sid: int = 0, argument: int = 0, data: by
     control_input_factory=False,
 )
 
+# Shutdown SDSIO manager on exit
+def shutdown():
+    try:
+        Stream.shutdown()
+    except Exception:
+        logger.error("Failed to shutdown SDSIO manager.")
+
+# Register the shutdown function to be called on exit
+atexit.register(shutdown)
 
 ## Process command
 #  @param command requested SDSIO command