diff --git a/scripts/irods/test/test_all_rules.py b/scripts/irods/test/test_all_rules.py
index ae74b93a3d..7ce537f73b 100644
--- a/scripts/irods/test/test_all_rules.py
+++ b/scripts/irods/test/test_all_rules.py
@@ -265,6 +265,10 @@ def filter_rulefiles(rulefile):
                 # print("skipping " + rulefile + " ----- tested separately")
                 return False
 
+            # msiSendMail is deprecated and disabled by default.
+            if "rulemsiSendMail" in rulefile:
+                return False
+
             return True
 
         for rulefile in filter(filter_rulefiles, sorted(os.listdir(rulesdir))):