diff --git a/RNS/Reticulum.py b/RNS/Reticulum.py
index 6560625..73ff132 100755
--- a/RNS/Reticulum.py
+++ b/RNS/Reticulum.py
@@ -186,13 +186,11 @@ class Reticulum:
         # out cleanup operations.
         if not Reticulum.__exit_handler_ran:
             Reticulum.__exit_handler_ran = True
-            if not Reticulum.__interface_detach_ran:
-                RNS.Transport.detach_interfaces()
+            if not Reticulum.__interface_detach_ran: RNS.Transport.detach_interfaces()
             RNS.Transport.exit_handler()
             RNS.Identity.exit_handler()
 
-            if RNS.Profiler.ran():
-                RNS.Profiler.results()
+            if RNS.Profiler.ran(): RNS.Profiler.results()
 
             RNS.loglevel = -1
 
diff --git a/RNS/Transport.py b/RNS/Transport.py
index 05f2dac..e083eae 100755
--- a/RNS/Transport.py
+++ b/RNS/Transport.py
@@ -2998,15 +2998,18 @@ class Transport:
 
     @staticmethod
     def detach_interfaces():
-        with Transport.active_links_lock:
-            for link in Transport.active_links:
-                try: link.teardown()
-                except Exception as e: RNS.log(f"Could not tear down active link before interface detach: {e}", RNS.LOG_WARNING)
+        closed_links = 0
+        for link in Transport.active_links.copy():
+            try: link.teardown(); closed_links += 1
+            except Exception as e: RNS.log(f"Could not tear down active link before interface detach: {e}", RNS.LOG_WARNING)
 
-        with Transport.pending_links_lock:
-            for link in Transport.pending_links:
-                try: link.teardown()
-                except Exception as e: RNS.log(f"Could not tear down pending link before interface detach: {e}", RNS.LOG_WARNING)
+        for link in Transport.pending_links.copy():
+            try: link.teardown(); closed_links += 1
+            except Exception as e: RNS.log(f"Could not tear down pending link before interface detach: {e}", RNS.LOG_WARNING)
+
+        # Provide a 150ms window to allow link teardown
+        # packets to leave local transport
+        if closed_links: time.sleep(0.15)
 
         detachable_interfaces = []