diff --git a/CHANGELOG b/CHANGELOG
index ef3ca6d..5d0f3e7 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -7,6 +7,7 @@
 - ansicat: added support for <video> HTML-element
 - ansicat: if chafa fails to load an image, fallback to timg is available
 - offpunk: add list autocompletion to "tour"
+- offpunk: removed "blackbox", which has not been used nor maintained
 
 ## 2.1 - December 15th 2023
 - freshly updated gemtext/rss links are highlighted ("new_link" theme option)
diff --git a/offpunk.py b/offpunk.py
index bae5052..c406604 100755
--- a/offpunk.py
+++ b/offpunk.py
@@ -1610,19 +1610,6 @@ The following lists cannot be removed or frozen but can be edited with "list edi
         else:
             cmd.Cmd.do_help(self, arg)
 
-    ### Flight recorder
-    def do_blackbox(self, *args):
-        """Display contents of flight recorder, showing statistics for the
-current gemini browsing session."""
-        lines = []
-        # Compute flight time
-        now = time.time()
-        delta = now - self.log["start_time"]
-        hours, remainder = divmod(delta, 3600)
-        minutes, seconds = divmod(remainder, 60)
-        # Assemble lines
-        lines.append(("Patrol duration", "%02d:%02d:%02d" % (hours, minutes, seconds)))
-
     def do_sync(self, line):
         """Synchronize all bookmarks lists and URLs from the to_fetch list.
 - New elements in pages in subscribed lists will be added to tour