diff --git a/src/java/com/threerings/presents/tools/GenReceiverTask.java b/src/java/com/threerings/presents/tools/GenReceiverTask.java
index a726a1095..5ad2addaa 100644
--- a/src/java/com/threerings/presents/tools/GenReceiverTask.java
+++ b/src/java/com/threerings/presents/tools/GenReceiverTask.java
@@ -85,6 +85,9 @@ public class GenReceiverTask extends InvocationTask
             methods.add(new ServiceMethod(m, imports));
         }
         methods.sort();
+        
+        // get rid of primitives and java.lang types
+        imports.removeGlobals();
 
         generateSender(source, rname, rpackage, methods,
                        imports.toList().iterator());