diff --git a/extensions/auth-basic/pkg/config/config.go b/extensions/auth-basic/pkg/config/config.go
index e8d592ba1f..b09148fb13 100644
--- a/extensions/auth-basic/pkg/config/config.go
+++ b/extensions/auth-basic/pkg/config/config.go
@@ -58,7 +58,7 @@ type GRPCConfig struct {
 
 type AuthProviders struct {
 	LDAP        LDAPProvider        `yaml:"ldap"`
-	OwnCloudSQL OwnCloudSQLProvider `yaml:"owncloud_sql"`
+	OwnCloudSQL OwnCloudSQLProvider `yaml:"owncloudsql"`
 	JSON        JSONProvider        `yaml:"json,omitempty"` // not supported by the oCIS product, therefore not part of docs
 }
 
diff --git a/extensions/group/pkg/config/config.go b/extensions/group/pkg/config/config.go
index def9387c9b..a8861c962d 100644
--- a/extensions/group/pkg/config/config.go
+++ b/extensions/group/pkg/config/config.go
@@ -60,7 +60,7 @@ type GRPCConfig struct {
 
 type Drivers struct {
 	LDAP        LDAPDriver        `yaml:"ldap"`
-	OwnCloudSQL OwnCloudSQLDriver `yaml:"owncloud_sql"`
+	OwnCloudSQL OwnCloudSQLDriver `yaml:"owncloudsql"`
 
 	JSON JSONDriver   `yaml:"json,omitempty"` // not supported by the oCIS product, therefore not part of docs
 	REST RESTProvider `yaml:"rest,omitempty"` // not supported by the oCIS product, therefore not part of docs
diff --git a/extensions/user/pkg/config/config.go b/extensions/user/pkg/config/config.go
index 24df40c5ee..c044b2adab 100644
--- a/extensions/user/pkg/config/config.go
+++ b/extensions/user/pkg/config/config.go
@@ -60,7 +60,7 @@ type GRPCConfig struct {
 
 type Drivers struct {
 	LDAP        LDAPDriver        `yaml:"ldap"`
-	OwnCloudSQL OwnCloudSQLDriver `yaml:"owncloud_sql"`
+	OwnCloudSQL OwnCloudSQLDriver `yaml:"owncloudsql"`
 
 	JSON JSONDriver   `yaml:"json,omitempty"` // not supported by the oCIS product, therefore not part of docs
 	REST RESTProvider `yaml:"rest,omitempty"` // not supported by the oCIS product, therefore not part of docs