diff --git a/oak-core/src/main/java/org/apache/jackrabbit/oak/query/UnionQueryImpl.java b/oak-core/src/main/java/org/apache/jackrabbit/oak/query/UnionQueryImpl.java
index 2bc9773..36c61bf 100644
--- a/oak-core/src/main/java/org/apache/jackrabbit/oak/query/UnionQueryImpl.java
+++ b/oak-core/src/main/java/org/apache/jackrabbit/oak/query/UnionQueryImpl.java
@@ -90,13 +90,19 @@ public class UnionQueryImpl implements Query {
     @Override
     public void setLimit(long limit) {
         this.limit = limit;
-        left.setLimit(limit);
-        right.setLimit(limit);
+        applyLimitOffset();
     }
 
     @Override
     public void setOffset(long offset) {
         this.offset = offset;
+        applyLimitOffset();
+    }
+
+    private void applyLimitOffset() {
+        long subqueryLimit = QueryImpl.saturatedAdd(limit, offset);
+        left.setLimit(subqueryLimit);
+        right.setLimit(subqueryLimit);
     }
 
     @Override