--- GroovyScriptEngine.java-orig	2010-10-28 13:58:31.393419444 +0200
+++ GroovyScriptEngine.java	2010-10-29 01:31:23.973395378 +0200
@@ -539,14 +539,16 @@
 
             URLConnection conn = rc.getResourceConnection(scriptName);
             long lastMod = conn.getLastModified();
+            // getLastModified() truncates up to 999 ms from the true modification time, let's fix that
+            lastMod = ((lastMod /1000)+1)*1000-1;
             // getResourceConnection() opening the inputstream, let's ensure all streams are closed
             forceClose(conn);
 
-            if (nextPossibleRecompilationTime < lastMod) {
+            if (depEntry.lastModified < lastMod) {
                 ScriptCacheEntry newEntry = new ScriptCacheEntry(depEntry.scriptClass, lastMod, depEntry.dependencies);
                 scriptCache.put(scriptName, newEntry);
+                return true;
             }
-            return true;
         }
 
         return false;