diff --git a/manager/eris-mint/evm/snative.go b/manager/eris-mint/evm/snative.go
index c7e11a6edc960794cb3c80207b906e0dfc241771..60c98b38fcb359dad9ab9deb7f5acbbedaabc126 100644
--- a/manager/eris-mint/evm/snative.go
+++ b/manager/eris-mint/evm/snative.go
@@ -53,13 +53,13 @@ contract Permissions {
 
 // function identifiers from the solidity abi
 var PermsMap = map[string]SNativeFuncDescription{
-	"054556ac": SNativeFuncDescription{"has_role", 2, ptypes.HasRole, has_role},
+	"e8145855": SNativeFuncDescription{"has_role", 2, ptypes.HasRole, has_role},
 	"180d26f2": SNativeFuncDescription{"unset_base", 2, ptypes.UnsetBase, unset_base},
 	"3a3fcc59": SNativeFuncDescription{"set_global", 2, ptypes.SetGlobal, set_global},
-	"9a1c4141": SNativeFuncDescription{"add_role", 2, ptypes.AddRole, add_role},
+	"3fbf7da5": SNativeFuncDescription{"add_role", 2, ptypes.AddRole, add_role},
 	"9ea53314": SNativeFuncDescription{"set_base", 3, ptypes.SetBase, set_base},
 	"bb37737a": SNativeFuncDescription{"has_base", 2, ptypes.HasBase, has_base},
-	"ded3350a": SNativeFuncDescription{"rm_role", 2, ptypes.RmRole, rm_role},
+	"28fd0194": SNativeFuncDescription{"rm_role", 2, ptypes.RmRole, rm_role},
 }
 
 func permissionsContract(appState AppState, caller *Account, args []byte, gas *int64) (output []byte, err error) {
diff --git a/permission/types/permissions.go b/permission/types/permissions.go
index 3c43ed17bd64c2600d0f6be5292e7d67690ed90e..d6700b3d08068e143a3392b6e359fdb80540e8e4 100644
--- a/permission/types/permissions.go
+++ b/permission/types/permissions.go
@@ -135,7 +135,7 @@ func (aP *AccountPermissions) HasRole(role string) bool {
 
 // Returns true if the role is added, and false if it already exists
 func (aP *AccountPermissions) AddRole(role string) bool {
-	role = string(LeftPadBytes([]byte(role), 32))
+	role = string(RightPadBytes([]byte(role), 32))
 	for _, r := range aP.Roles {
 		if r == role {
 			return false