diff --git a/quarkus/runtime/src/main/java/org/keycloak/quarkus/runtime/storage/legacy/infinispan/CacheManagerFactory.java b/quarkus/runtime/src/main/java/org/keycloak/quarkus/runtime/storage/legacy/infinispan/CacheManagerFactory.java
index 2dcdb8929b..075f109f78 100644
--- a/quarkus/runtime/src/main/java/org/keycloak/quarkus/runtime/storage/legacy/infinispan/CacheManagerFactory.java
+++ b/quarkus/runtime/src/main/java/org/keycloak/quarkus/runtime/storage/legacy/infinispan/CacheManagerFactory.java
@@ -129,9 +129,8 @@ public class CacheManagerFactory {
     private void configureTransportStack(ConfigurationBuilderHolder builder) {
         String transportStack = Configuration.getRawValue("kc.cache-stack");
 
-        if (transportStack != null) {
-            builder.getGlobalConfigurationBuilder().transport().defaultTransport()
-                    .addProperty("configurationFile", "default-configs/default-jgroups-" + transportStack + ".xml");
+        if (transportStack != null && !transportStack.isBlank()) {
+            builder.getGlobalConfigurationBuilder().transport().defaultTransport().stack(transportStack);
         }
     }
 }