diff --git a/build.xml b/build.xml
index 307381fab..99b94c7c4 100644
--- a/build.xml
+++ b/build.xml
@@ -221,11 +221,11 @@
           tofile="src/as/com/threerings/util/env/Environment.as"/>
     <loadfile property="ascfiles" srcFile="etc/asc-files.txt">
       <filterchain>
-        <prefixlines prefix="src/as/"/>
+        <prefixlines prefix="-in src/as/"/>
         <tokenfilter delimOutput=" "/>
       </filterchain>
     </loadfile>
-    <java classname="macromedia.asc.embedding.ScriptCompiler" fork="true" failonerror="true">
+    <java classname="macromedia.asc.embedding.Main" fork="true" failonerror="true">
       <classpath>
         <fileset dir="lib" includes="asc.jar"/>
       </classpath>
@@ -235,12 +235,11 @@
       <arg value="lib/builtin.abc"/>
       <arg value="-import"/>
       <arg value="lib/thane.abc"/>
-      <arg value="-outdir"/>
-      <arg value="${deploy.dir}"/>
-      <arg value="-out"/>
-      <arg value="${lib.name}lib"/>
       <arg line="${ascfiles}"/>
+      <arg value="src/as/com/threerings/util/env/Environment.as"/>
     </java>
+    <move file="src/as/com/threerings/util/env/Environment.abc"
+          tofile="${deploy.dir}/${lib.name}lib.abc"/>
     <delete file="src/as/com/threerings/util/env/Environment.as"/>
   </target>
 
diff --git a/etc/asc-files.txt b/etc/asc-files.txt
index 7723e8abe..3e531f9f3 100644
--- a/etc/asc-files.txt
+++ b/etc/asc-files.txt
@@ -6,7 +6,6 @@ com/threerings/util/Cloneable.as
 com/threerings/util/Comparable.as
 com/threerings/util/Comparators.as
 com/threerings/util/Equalable.as
-com/threerings/util/env/Environment.as
 com/threerings/util/Float.as
 com/threerings/util/HashMap.as
 com/threerings/util/Hashable.as
@@ -48,6 +47,7 @@ com/threerings/io/streamers/ShortStreamer.as
 com/threerings/io/streamers/StringStreamer.as
 com/threerings/io/Translations.as
 com/threerings/io/TypedArray.as
+com/threerings/presents/client/InvocationAdapter.as
 com/threerings/presents/client/BasicDirector.as
 com/threerings/presents/client/Client.as
 com/threerings/presents/client/ClientAdapter.as
@@ -56,7 +56,6 @@ com/threerings/presents/client/ClientEvent.as
 com/threerings/presents/client/ClientObserver.as
 com/threerings/presents/client/Communicator.as
 com/threerings/presents/client/ConfirmAdapter.as
-com/threerings/presents/client/InvocationAdapter.as
 com/threerings/presents/client/InvocationDecoder.as
 com/threerings/presents/client/InvocationDirector.as
 com/threerings/presents/client/InvocationReceiver.as
@@ -71,13 +70,16 @@ com/threerings/presents/client/ServerSwitcher.as
 com/threerings/presents/client/SessionObserver.as
 com/threerings/presents/client/TimeBaseService.as
 com/threerings/presents/client/TimeBaseService_GotTimeBaseListener.as
+com/threerings/presents/dobj/DEvent.as
+com/threerings/presents/dobj/NamedEvent.as
+com/threerings/presents/dobj/DObject.as
 com/threerings/presents/data/AuthCodes.as
 com/threerings/presents/data/ClientObject.as
 com/threerings/presents/data/ConMgrStats.as
 com/threerings/presents/data/InvocationCodes.as
 com/threerings/presents/data/InvocationMarshaller.as
-com/threerings/presents/data/InvocationMarshaller_ConfirmMarshaller.as
 com/threerings/presents/data/InvocationMarshaller_ListenerMarshaller.as
+com/threerings/presents/data/InvocationMarshaller_ConfirmMarshaller.as
 com/threerings/presents/data/InvocationMarshaller_ResultMarshaller.as
 com/threerings/presents/data/TimeBaseMarshaller.as
 com/threerings/presents/data/TimeBaseMarshaller_GotTimeBaseMarshaller.as
@@ -85,12 +87,10 @@ com/threerings/presents/dobj/AttributeChangeListener.as
 com/threerings/presents/dobj/AttributeChangedEvent.as
 com/threerings/presents/dobj/ChangeListener.as
 com/threerings/presents/dobj/CompoundEvent.as
-com/threerings/presents/dobj/DEvent.as
-com/threerings/presents/dobj/DObject.as
 com/threerings/presents/dobj/DObjectManager.as
 com/threerings/presents/dobj/DSet.as
-com/threerings/presents/dobj/DSet_Entry.as
 com/threerings/presents/dobj/DummyEntry.as
+com/threerings/presents/dobj/DSet_Entry.as
 com/threerings/presents/dobj/ElementUpdateListener.as
 com/threerings/presents/dobj/ElementUpdatedEvent.as
 com/threerings/presents/dobj/EntryAddedEvent.as
@@ -103,7 +103,6 @@ com/threerings/presents/dobj/InvocationResponseEvent.as
 com/threerings/presents/dobj/MessageAdapter.as
 com/threerings/presents/dobj/MessageEvent.as
 com/threerings/presents/dobj/MessageListener.as
-com/threerings/presents/dobj/NamedEvent.as
 com/threerings/presents/dobj/ObjectAccessError.as
 com/threerings/presents/dobj/ObjectAddedEvent.as
 com/threerings/presents/dobj/ObjectDeathListener.as
@@ -116,13 +115,14 @@ com/threerings/presents/dobj/SetAdapter.as
 com/threerings/presents/dobj/SetListener.as
 com/threerings/presents/dobj/Subscriber.as
 com/threerings/presents/dobj/SubscriberAdapter.as
+com/threerings/presents/net/DownstreamMessage.as
+com/threerings/presents/net/UpstreamMessage.as
 com/threerings/presents/net/AuthRequest.as
 com/threerings/presents/net/AuthResponse.as
 com/threerings/presents/net/AuthResponseData.as
 com/threerings/presents/net/BootstrapData.as
 com/threerings/presents/net/BootstrapNotification.as
 com/threerings/presents/net/Credentials.as
-com/threerings/presents/net/DownstreamMessage.as
 com/threerings/presents/net/EventNotification.as
 com/threerings/presents/net/FailureResponse.as
 com/threerings/presents/net/ForwardEventRequest.as
@@ -133,7 +133,6 @@ com/threerings/presents/net/PongResponse.as
 com/threerings/presents/net/SubscribeRequest.as
 com/threerings/presents/net/UnsubscribeRequest.as
 com/threerings/presents/net/UnsubscribeResponse.as
-com/threerings/presents/net/UpstreamMessage.as
 com/threerings/presents/net/UsernamePasswordCreds.as
 com/threerings/presents/util/PresentsContext.as
 com/threerings/presents/util/SafeSubscriber.as