diff --git a/detection/c2/unexpected-talkers-macos.sql b/detection/c2/unexpected-talkers-macos.sql
index 074d141..c15dab1 100644
--- a/detection/c2/unexpected-talkers-macos.sql
+++ b/detection/c2/unexpected-talkers-macos.sql
@@ -207,8 +207,10 @@ WHERE
     '443,6,500,Reflect Helper,app.reflect.ReflectDesktop,Developer ID Application: Reflect App, LLC (789ULN5MZB)',
     '443,6,500,sample,com.apple.dt.SamplingTools.sample,Software Signing',
     '443,6,500,scorecard-darwin-amd64,,',
+    -- Why so many Slack signatures? We may never know.
     '443,6,500,Slack Helper,,',
     '443,6,500,Slack Helper,com.tinyspeck.slackmacgap.helper,Apple Mac OS Application Signing',
+    '443,6,500,Slack Helper,com.tinyspeck.slackmacgap.helper,Developer ID Application: Slack Technologies, Inc. (BQR82RBBHL)'',
     '443,6,500,steam_osx,com.valvesoftware.steam,Developer ID Application: Valve Corporation (MXGJJ98X76)',
     '443,6,500,step,step,',
     '443,6,500,syft,syft,Developer ID Application: ANCHORE, INC. (9MJHKYX5AT)',