diff --git a/connector/oidc/oidc.go b/connector/oidc/oidc.go
index 7f7145185c2c5bf98593a0f7b70ac95a79c07c11..a3f98680d11dafb802c5ce206308a97168748ee7 100644
--- a/connector/oidc/oidc.go
+++ b/connector/oidc/oidc.go
@@ -88,16 +88,16 @@ type Config struct {
 		GroupsKey string `json:"groups"` // defaults to "groups"
 	} `json:"claimMapping"`
 
-	// ClaimModifications holds all claim modifications options
-	ClaimModifications struct {
-		NewGroupsFromClaims []NewGroupsFromClaims `json:"newGroupsFromClaims"`
+	// ClaimMutations holds all claim mutations options
+	ClaimMutations struct {
+		NewGroupFromClaims []NewGroupFromClaims `json:"newGroupFromClaims"`
 	} `json:"claimModifications"`
 }
 
 // NewGroupFromClaims creates a new group from a list of claims and appends it to the list of existing groups.
-type NewGroupsFromClaims struct {
+type NewGroupFromClaims struct {
 	// List of claim to join together
-	ClaimList []string `json:"claimList"`
+	Claims []string `json:"claims"`
 
 	// String to separate the claims
 	Delimiter string `json:"delimiter"`
@@ -210,7 +210,7 @@ func (c *Config) Open(id string, logger log.Logger) (conn connector.Connector, e
 		preferredUsernameKey:      c.ClaimMapping.PreferredUsernameKey,
 		emailKey:                  c.ClaimMapping.EmailKey,
 		groupsKey:                 c.ClaimMapping.GroupsKey,
-		newGroupsFromClaims:       c.ClaimModifications.NewGroupsFromClaims,
+		newGroupFromClaims:        c.ClaimMutations.NewGroupFromClaims,
 	}, nil
 }
 
@@ -238,7 +238,7 @@ type oidcConnector struct {
 	preferredUsernameKey      string
 	emailKey                  string
 	groupsKey                 string
-	newGroupsFromClaims       []NewGroupsFromClaims
+	newGroupFromClaims        []NewGroupFromClaims
 }
 
 func (c *oidcConnector) Close() error {
@@ -450,11 +450,11 @@ func (c *oidcConnector) createIdentity(ctx context.Context, identity connector.I
 		}
 	}
 
-	for _, config := range c.newGroupsFromClaims {
+	for _, config := range c.newGroupFromClaims {
 		newGroupSegments := []string{
 			config.Prefix,
 		}
-		for _, claimName := range config.ClaimList {
+		for _, claimName := range config.Claims {
 			claimValue, ok := claims[claimName].(string)
 			if !ok { // Non string claim value are ignored, concatenating them doesn't really make any sense
 				continue
diff --git a/connector/oidc/oidc_test.go b/connector/oidc/oidc_test.go
index 13c71ab917eb973376790749bb1f579b07898d6b..20ff95dc52ac2e81ae9e34038248711767ab56f9 100644
--- a/connector/oidc/oidc_test.go
+++ b/connector/oidc/oidc_test.go
@@ -62,7 +62,7 @@ func TestHandleCallback(t *testing.T) {
 		expectPreferredUsername   string
 		expectedEmailField        string
 		token                     map[string]interface{}
-		newGroupsFromClaims       []NewGroupsFromClaims
+		newGroupFromClaims       []NewGroupFromClaims
 	}{
 		{
 			name:               "simpleCase",
@@ -297,9 +297,9 @@ func TestHandleCallback(t *testing.T) {
 			expectUserName:     "namevalue",
 			expectGroups:       []string{"group1", "gh::acme::pipeline-one", "clr_delim-acme-foobar", "keep_delim-acme-foo-bar", "bk-emailvalue"},
 			expectedEmailField: "emailvalue",
-			newGroupsFromClaims: []NewGroupsFromClaims{
+			newGroupFromClaims: []NewGroupFromClaims{
 				{ // The basic functionality, should create "gh::acme::pipeline-one".
-					ClaimList: []string{
+					Claims: []string{
 						"organization",
 						"pipeline",
 					},
@@ -307,7 +307,7 @@ func TestHandleCallback(t *testing.T) {
 					Prefix:    "gh",
 				},
 				{ // Non existing claims, should not generate any any new group claim.
-					ClaimList: []string{
+					Claims: []string{
 						"non-existing1",
 						"non-existing2",
 					},
@@ -317,7 +317,7 @@ func TestHandleCallback(t *testing.T) {
 				{ // In this case the delimiter character("-") should be removed removed from "claim-with-delimiter" claim to ensure the resulting
 					// claim structure is in full control of the Dex operator and not the person creating a new pipeline.
 					// Should create "clr_delim-acme-foobar" and not "tfe-acme-foo-bar".
-					ClaimList: []string{
+					Claims: []string{
 						"organization",
 						"claim-with-delimiter",
 					},
@@ -327,7 +327,7 @@ func TestHandleCallback(t *testing.T) {
 				},
 				{ // In this case the delimiter character("-") should be NOT removed from "claim-with-delimiter" claim.
 					// Should create  "keep_delim-acme-foo-bar".
-					ClaimList: []string{
+					Claims: []string{
 						"organization",
 						"claim-with-delimiter",
 					},
@@ -336,7 +336,7 @@ func TestHandleCallback(t *testing.T) {
 					Prefix: "keep_delim",
 				},
 				{ // Ignore non string claims (like arrays), this should result in "bk-emailvalue".
-					ClaimList: []string{
+					Claims: []string{
 						"non-string-claim",
 						"non-string-claim2",
 						"email",
@@ -397,7 +397,7 @@ func TestHandleCallback(t *testing.T) {
 			config.ClaimMapping.PreferredUsernameKey = tc.preferredUsernameKey
 			config.ClaimMapping.EmailKey = tc.emailKey
 			config.ClaimMapping.GroupsKey = tc.groupsKey
-			config.ClaimModifications.NewGroupsFromClaims = tc.newGroupsFromClaims
+			config.ClaimMutations.NewGroupFromClaims = tc.newGroupFromClaims
 
 			conn, err := newConnector(config)
 			if err != nil {