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diff --git a/bundles/org.simantics.structural.synchronization.client/src/org/simantics/structural/synchronization/base/UpdateComponentUids.java b/bundles/org.simantics.structural.synchronization.client/src/org/simantics/structural/synchronization/base/UpdateComponentUids.java
new file mode 100644
index 000000000..840d9ec4c
--- /dev/null
+++ b/bundles/org.simantics.structural.synchronization.client/src/org/simantics/structural/synchronization/base/UpdateComponentUids.java
@@ -0,0 +1,27 @@
+package org.simantics.structural.synchronization.base;
+
+import org.simantics.db.ReadGraph;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.layer0.variable.Variable;
+
+/**
+ * Utility for updating UIDs in the given component to correspond
+ * the RVIs of the given variable. This operation is needed when
+ * the mapping is part of a model that is imported to a new database
+ * and resource ids have been changed.
+ * 
+ * @author Hannu Niemistö
+ */
+public class UpdateComponentUids {
+    
+    public static <T extends ComponentBase<T>> void update(ReadGraph graph, T component, Variable variable) throws DatabaseException {
+        component.uid = variable.getRVI(graph).toString();
+        for(Variable childVariable : variable.getChildren(graph)) {
+            String childName = childVariable.getName(graph);
+            T childComponent = component.getChild(childName);
+            if(childComponent != null)
+                update(graph, childComponent, childVariable);
+        }
+    }
+    
+}