diff --git a/src/main/java/com/sk89q/worldguard/region/stores/RegionStore.java b/src/main/java/com/sk89q/worldguard/region/stores/RegionStore.java
index 3eedeb04..651f04e0 100644
--- a/src/main/java/com/sk89q/worldguard/region/stores/RegionStore.java
+++ b/src/main/java/com/sk89q/worldguard/region/stores/RegionStore.java
@@ -59,6 +59,6 @@ public interface RegionStore {
      * @param updated a list of regions that were updated
      * @param removed a list of regions that were removed
      */
-    void save(Region added[], Region updated[], Region removed[]);
+    void save(Region added[], Region updated[], Region removed[]) throws IOException;
 
 }