diff --git a/src/main/java/org/mvplugins/multiverse/portals/MultiversePortals.java b/src/main/java/org/mvplugins/multiverse/portals/MultiversePortals.java
index fa7143ad..7ea441a6 100644
--- a/src/main/java/org/mvplugins/multiverse/portals/MultiversePortals.java
+++ b/src/main/java/org/mvplugins/multiverse/portals/MultiversePortals.java
@@ -52,7 +52,7 @@
 @Service
 public class MultiversePortals extends MultiverseModule {
 
-    private static final double TARGET_CORE_API_VERSION = 5.0;
+    private static final double TARGET_CORE_API_VERSION = 5.1;
 
     @Inject
     private Provider<PortalManager> portalManager;