diff --git a/exist-core/src/main/java/org/exist/xquery/FollowingSiblingSelector.java b/exist-core/src/main/java/org/exist/xquery/FollowingSiblingSelector.java
index a8d906f788f..a6008d9fd08 100644
--- a/exist-core/src/main/java/org/exist/xquery/FollowingSiblingSelector.java
+++ b/exist-core/src/main/java/org/exist/xquery/FollowingSiblingSelector.java
@@ -103,13 +103,19 @@ public FollowingSiblingSelector(final NodeSet contextSet, final int contextId, @
         for (final NodeProxy contextNode : precedingSiblings) {
 //          System.out.println("\t\tSTART INNER LOOP: " + i);
 
-          if (Expression.NO_CONTEXT_ID == contextId) {
-//            System.out.println("\t\t\t" + followingSibling.getNodeId().toString() + " .copyContext(" + contextNode.getNodeId().toString() + ")");
-            followingSibling.copyContext(contextNode);
-          } else {
-//            System.out.println("\t\t\t" + followingSibling.getNodeId().toString() + " .addContextNode(" + contextId + ", " + contextNode.getNodeId().toString() + ")");
-            followingSibling.addContextNode(contextId, contextNode);
-          }
+          // START TEMP
+          if (followingSibling.getContext() == null || contextNode.getContext() == null
+                  || followingSibling.getContext().getContextId() != contextNode.getContext().getContextId()) {
+
+            if (Expression.NO_CONTEXT_ID == contextId) {
+  //            System.out.println("\t\t\t" + followingSibling.getNodeId().toString() + " .copyContext(" + contextNode.getNodeId().toString() + ")");
+              followingSibling.copyContext(contextNode);
+            } else {
+  //            System.out.println("\t\t\t" + followingSibling.getNodeId().toString() + " .addContextNode(" + contextId + ", " + contextNode.getNodeId().toString() + ")");
+              followingSibling.addContextNode(contextId, contextNode);
+            }
+
+          } // END TEMP
 
 //          System.out.println("\t\tEND INNER LOOP: " + i);
 //          i++;
diff --git a/exist-core/src/main/java/org/exist/xquery/PrecedingSiblingSelector.java b/exist-core/src/main/java/org/exist/xquery/PrecedingSiblingSelector.java
index 96116f746c2..09dc7b0f1ff 100644
--- a/exist-core/src/main/java/org/exist/xquery/PrecedingSiblingSelector.java
+++ b/exist-core/src/main/java/org/exist/xquery/PrecedingSiblingSelector.java
@@ -138,13 +138,19 @@ public PrecedingSiblingSelector(final NodeSet contextSet, final int contextId, @
         for (final NodeProxy precedingSibling : precedingSiblings) {
 //          System.out.println("\t\tSTART INNER LOOP: " + i);
 
-          if (Expression.NO_CONTEXT_ID == contextId) {
+          // START TEMP
+          if (precedingSibling.getContext() == null || followingSibling.getContext() == null
+                  || precedingSibling.getContext().getContextId() != followingSibling.getContext().getContextId()) {
+
+            if (Expression.NO_CONTEXT_ID == contextId) {
 //            System.out.println("\t\t\t" + precedingSibling.getNodeId().toString() + " .copyContext(" + followingSibling.getNodeId().toString() + ")");
-            precedingSibling.copyContext(followingSibling);
-          } else {
+              precedingSibling.copyContext(followingSibling);
+            } else {
 //            System.out.println("\t\t\t" + precedingSibling.getNodeId().toString() + " .addContextNode(" + contextId + ", " + followingSibling.getNodeId().toString() + ")");
-            precedingSibling.addContextNode(contextId, followingSibling);
-          }
+              precedingSibling.addContextNode(contextId, followingSibling);
+            }
+
+          } // END TEMP
 
 //          System.out.println("\t\tEND INNER LOOP: " + i);
 //          i++;