diff --git a/AUTHORS.md b/AUTHORS.md
index 79a3854f..fd7fce0b 100644
--- a/AUTHORS.md
+++ b/AUTHORS.md
@@ -3,6 +3,7 @@
 The list of contributors in alphabetical order:
 
 - [Adelina Lintuluoto](https://orcid.org/0000-0002-0726-1452)
+- [Alp Tuna](https://orcid.org/0009-0001-1915-3993)
 - [Anton Khodak](https://orcid.org/0000-0003-3263-4553)
 - [Audrius Mecionis](https://orcid.org/0000-0002-3759-1663)
 - [Camila Diaz](https://orcid.org/0000-0001-5543-797X)
diff --git a/reana_workflow_controller/config.py b/reana_workflow_controller/config.py
index 5d42a862..a5e2e888 100644
--- a/reana_workflow_controller/config.py
+++ b/reana_workflow_controller/config.py
@@ -200,6 +200,9 @@ def _env_vars_dict_to_k8s_list(env_vars):
 REANA_INGRESS_CLASS_NAME = os.getenv("REANA_INGRESS_CLASS_NAME")
 """REANA Ingress class name defined by the administrator to be used for interactive sessions."""
 
+REANA_INGRESS_HOST = os.getenv("REANA_INGRESS_HOST", "")
+"""REANA Ingress host defined by the administrator."""
+
 IMAGE_PULL_SECRETS = os.getenv("IMAGE_PULL_SECRETS", "").split(",")
 """Docker image pull secrets which allow the usage of private images."""
 
diff --git a/reana_workflow_controller/k8s.py b/reana_workflow_controller/k8s.py
index 56287d99..b2a03e77 100644
--- a/reana_workflow_controller/k8s.py
+++ b/reana_workflow_controller/k8s.py
@@ -27,6 +27,7 @@
     JUPYTER_INTERACTIVE_SESSION_DEFAULT_PORT,
     REANA_INGRESS_ANNOTATIONS,
     REANA_INGRESS_CLASS_NAME,
+    REANA_INGRESS_HOST,
 )
 
 
@@ -104,7 +105,9 @@ def _build_ingress(self):
             ]
         )
         spec = client.V1IngressSpec(
-            rules=[client.V1IngressRule(http=ingress_rule_value)]
+            rules=[
+                client.V1IngressRule(http=ingress_rule_value, host=REANA_INGRESS_HOST)
+            ]
         )
         if REANA_INGRESS_CLASS_NAME:
             spec.ingress_class_name = REANA_INGRESS_CLASS_NAME