diff --git a/db/rules-stable.yml b/db/rules-stable.yml
index a86ccfa..ee53093 100644
--- a/db/rules-stable.yml
+++ b/db/rules-stable.yml
@@ -2957,7 +2957,7 @@ patterns:
       confidence: high
   - pattern:
       name: Slack
-      regex: xox[baprs]-[0-9a-zA-Z]{10,48}
+      regex: xox[baprs]-[0-9a-zA-Z-]{10,72}
       confidence: high
   - pattern:
       name: Slack Token