diff --git a/calm/package.py b/calm/package.py
index 9139bcd..98fdd34 100755
--- a/calm/package.py
+++ b/calm/package.py
@@ -1715,7 +1715,7 @@ def mark_fn(packages, po, v, certain_age, obs_threshold, vault_requests):
 #
 
 SO_AGE_THRESHOLD_YEARS = 5
-OBSOLETE_AGE_THRESHOLD_YEARS = 10
+OBSOLETE_AGE_THRESHOLD_YEARS = 8
 
 
 def stale_packages(packages, vault_requests):
diff --git a/calm/past_mistakes.py b/calm/past_mistakes.py
index b9ffec9..338095f 100644
--- a/calm/past_mistakes.py
+++ b/calm/past_mistakes.py
@@ -277,6 +277,7 @@
     'at-spi2-atk': 'libatk-bridge2.0_0',
     'idle3': 'idle39',
     'lighttpd-mod_trigger_b4_dl': 'lighttpd',
+    'octave-octcdf': 'octave-netcdf',
     'python-gi-common': 'python3-gi',
     'python-pyatspi-common': 'python3-pyatspi',
     'qt-gstreamer': 'libQtGStreamer1_0_0',
@@ -293,11 +294,10 @@
     'python3-.*': '',
     # these packages probably should be marked as self-destruct?
     'mate-utils': '',
-    'octave-octcdf': '',
     'python-twisted-debuginfo': '',
     'texlive-collection-htmlxml': '',
     'vte2.91': '',
-    'w32api': '',
     # self-destruct, or need to start to exist
     'cron-debuginfo': '',
+    'w32api': '',
 }