diff --git a/model/infinispan/src/main/java/org/keycloak/models/sessions/infinispan/initializer/CacheInitializer.java b/model/infinispan/src/main/java/org/keycloak/models/sessions/infinispan/initializer/CacheInitializer.java
index 1932709c72..8740d7bf69 100644
--- a/model/infinispan/src/main/java/org/keycloak/models/sessions/infinispan/initializer/CacheInitializer.java
+++ b/model/infinispan/src/main/java/org/keycloak/models/sessions/infinispan/initializer/CacheInitializer.java
@@ -36,6 +36,7 @@ public abstract class CacheInitializer {
                     Thread.sleep(1000);
                 } catch (InterruptedException ie) {
                     log.error("Interrupted", ie);
+                    throw new RuntimeException("Loading sessions failed", ie);
                 }
             } else {
                 startLoading();