diff --git a/src/java/com/threerings/presents/tools/GenServiceTask.java b/src/java/com/threerings/presents/tools/GenServiceTask.java
index fc5496f98..c4b30c74f 100644
--- a/src/java/com/threerings/presents/tools/GenServiceTask.java
+++ b/src/java/com/threerings/presents/tools/GenServiceTask.java
@@ -322,6 +322,9 @@ public class GenServiceTask extends InvocationTask
             ".client.", ".data.");
         imports.popIn();
 
+        // convert java primitive types to ooo util types
+        imports.replace(Integer.class, "com.threerings.util.Integer");
+
         // get rid of java.lang stuff and any remaining primitives
         imports.removeGlobals();
 
diff --git a/src/java/com/threerings/presents/tools/ImportSet.java b/src/java/com/threerings/presents/tools/ImportSet.java
index 5797eefc2..33147e243 100644
--- a/src/java/com/threerings/presents/tools/ImportSet.java
+++ b/src/java/com/threerings/presents/tools/ImportSet.java
@@ -264,6 +264,16 @@ public class ImportSet
         _imports.addAll(toAdd);
     }
 
+    /**
+     * Replace the import matchings a class name.
+     * @param pattern the class whose name to match
+     * @param replacement string to use instead
+     */
+    public void replace (Class<?> pattern, String replacement)
+    {
+        replace(pattern.getName(), replacement);
+    }
+
     /**
      * Remove all imports matching the given pattern.
      * @param pattern the dumbed down regex to match (see description above)