diff --git a/smi_modules b/smi_modules
index 9b029bda09..5c93c8500c 100644
--- a/smi_modules
+++ b/smi_modules
@@ -16,7 +16,3 @@
 "SNMP-USER-BASED-SM-MIB"
 "SNMP-USM-DH-OBJECTS-MIB"
 "SNMP-VIEW-BASED-ACM-MIB"
-"COPS-PR-SPPI"
-"COPS-PR-SPPI-TC"
-"DIFFSERV-PIB"
-"FRAMEWORK-PIB"