diff --git a/requirements.txt b/requirements.txt
index 934e185..b1ec2cd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,5 +9,6 @@ requests==2.32.0
 SQLAlchemy==2.0.29
 Werkzeug==3.0.3
 email_validator==2.1.0.post1
-qwc-services-core==1.3.29
+qwc-services-core==1.3.30
 python-i18n==0.3.9
+deepmerge==1.1.0
diff --git a/schemas/qwc-admin-gui.json b/schemas/qwc-admin-gui.json
index 3b764c7..847318c 100644
--- a/schemas/qwc-admin-gui.json
+++ b/schemas/qwc-admin-gui.json
@@ -24,6 +24,10 @@
           "description": "DB connection URL",
           "type": "string"
         },
+        "qwc_config_schema": {
+          "description": "The name of the DB schema which stores the qwc config. Default: qwc_config",
+          "type": "string"
+        },
         "config_generator_service_url": {
           "description": "Config generator URL",
           "type": "string"
diff --git a/src/access_control.py b/src/access_control.py
index c0d7d91..7b315eb 100644
--- a/src/access_control.py
+++ b/src/access_control.py
@@ -20,7 +20,10 @@ def __init__(self, handler, logger):
 
     def is_admin(self, identity):
         db_engine = self.handler().db_engine()
-        self.config_models = ConfigModels(db_engine, self.handler().conn_str())
+        self.config_models = ConfigModels(
+            db_engine, self.handler().conn_str(),
+            qwc_config_schema=self.handler().qwc_config_schema()
+        )
 
         # Extract user infos from identity
         if isinstance(identity, dict):
diff --git a/src/controllers/controller.py b/src/controllers/controller.py
index 0d73ada..d7a7149 100644
--- a/src/controllers/controller.py
+++ b/src/controllers/controller.py
@@ -91,7 +91,10 @@ def setup_models(self):
         self.config = config_handler.config()
 
         db_engine = config_handler.db_engine()
-        self.config_models = ConfigModels(db_engine, config_handler.conn_str())
+        self.config_models = ConfigModels(
+            db_engine, config_handler.conn_str(),
+            qwc_config_schema=config_handler.qwc_config_schema()
+        )
 
         self.Group = self.config_models.model('groups')
         self.Permission = self.config_models.model('permissions')
diff --git a/src/plugins/alkis/controllers/alkis_controller.py b/src/plugins/alkis/controllers/alkis_controller.py
index a0c3519..fce6132 100644
--- a/src/plugins/alkis/controllers/alkis_controller.py
+++ b/src/plugins/alkis/controllers/alkis_controller.py
@@ -47,7 +47,10 @@ def __init__(self, app, handler):
         self.handler = handler
         config_handler = handler()
         db_engine = config_handler.db_engine()
-        self.config_models = ConfigModels(db_engine, config_handler.conn_str(), ["alkis"])
+        self.config_models = ConfigModels(
+            db_engine, config_handler.conn_str(), ["alkis"],
+            qwc_config_schema=config_handler.qwc_config_schema()
+        )
         self.resources = self.config_models.model('resources')
         self.alkis = self.config_models.model('alkis')
 
diff --git a/src/plugins/themes/controllers/templates_controller.py b/src/plugins/themes/controllers/templates_controller.py
index 97d7e0e..29fe94c 100644
--- a/src/plugins/themes/controllers/templates_controller.py
+++ b/src/plugins/themes/controllers/templates_controller.py
@@ -27,7 +27,10 @@ def __init__(self, app, handler, featureInfoconfig):
         self.ows_prefix = urlparse(current_handler.config().get("ows_prefix", "")).path.rstrip("/") + "/"
         self.default_qgis_server_url = current_handler.config().get("default_qgis_server_url")
         db_engine = current_handler.db_engine()
-        self.config_models = ConfigModels(db_engine, current_handler.conn_str())
+        self.config_models = ConfigModels(
+            db_engine, current_handler.conn_str(),
+            qwc_config_schema=current_handler.qwc_config_schema()
+        )
         self.resources = self.config_models.model('resources')
 
         app.add_url_rule(
diff --git a/src/plugins/themes/controllers/themes_controller.py b/src/plugins/themes/controllers/themes_controller.py
index f785421..29ad0c9 100644
--- a/src/plugins/themes/controllers/themes_controller.py
+++ b/src/plugins/themes/controllers/themes_controller.py
@@ -122,7 +122,10 @@ def __init__(self, app, handler, themesconfig):
 
         config_handler = handler()
         db_engine = config_handler.db_engine()
-        self.config_models = ConfigModels(db_engine, config_handler.conn_str())
+        self.config_models = ConfigModels(
+            db_engine, config_handler.conn_str(),
+            qwc_config_schema=current_handler.qwc_config_schema()
+        )
         self.resources = self.config_models.model('resources')
 
     def index(self):
diff --git a/src/server.py b/src/server.py
index f16fd0f..f704d4d 100644
--- a/src/server.py
+++ b/src/server.py
@@ -95,6 +95,9 @@ def conn_str(self):
         return self._config.get(
             'db_url', 'postgresql:///?service=qwc_configdb')
 
+    def qwc_config_schema(self):
+        return self._config.get('qwc_config_schema', 'qwc_config')
+
 
 def handler():
     tenant = tenant_handler.tenant()