diff --git a/models/yang/sonic/sonic-acl.yang b/models/yang/sonic/sonic-acl.yang
index fba2aad4a..03c4d1272 100644
--- a/models/yang/sonic/sonic-acl.yang
+++ b/models/yang/sonic/sonic-acl.yang
@@ -61,6 +61,7 @@ module sonic-acl {
 						enum MIRRORV6;
 						enum L3;
 						enum L3V6;
+						enum L3V4V6;
 					}
 				}
 
@@ -74,14 +75,14 @@ module sonic-acl {
 
 		container ACL_RULE {
 
-			list ACL_RULE_LIST { 
+			list ACL_RULE_LIST {
 				key "aclname rulename";
 
 				leaf aclname {
 					type leafref {
 						path "../../../ACL_TABLE/ACL_TABLE_LIST/aclname";
 					}
-				} 
+				}
 
 				leaf rulename {
 					type string {
@@ -161,11 +162,11 @@ module sonic-acl {
 						when "boolean(IP_TYPE[.='ANY' or .='IP' or .='IPV6' or .='IPV6ANY'])";
 						leaf SRC_IPV6 {
 							mandatory true;
-							type inet:ipv6-prefix;    
+							type inet:ipv6-prefix;
 						}
 						leaf DST_IPV6 {
 							mandatory true;
-							type inet:ipv6-prefix;    
+							type inet:ipv6-prefix;
 						}
 					}
 				}
@@ -204,7 +205,7 @@ module sonic-acl {
 					}
 				}
 
-				leaf TCP_FLAGS { 
+				leaf TCP_FLAGS {
 					type string {
 						pattern "0[xX][0-9a-fA-F]{2}[/]0[xX][0-9a-fA-F]{2}" {
 							error-app-tag tcp-flag-invalid;
@@ -212,7 +213,7 @@ module sonic-acl {
 					}
 				}
 
-				leaf DSCP { 
+				leaf DSCP {
 					type inet:dscp;
 				}
 			}