diff --git a/framework/src/main/java/org/apache/felix/framework/ModuleImpl.java b/framework/src/main/java/org/apache/felix/framework/ModuleImpl.java
index 94ac06e..22f9bf6 100644
--- a/framework/src/main/java/org/apache/felix/framework/ModuleImpl.java
+++ b/framework/src/main/java/org/apache/felix/framework/ModuleImpl.java
@@ -22,7 +22,6 @@
 import java.io.InputStream;
 import java.lang.reflect.Constructor;
 import java.lang.reflect.Method;
-import java.lang.reflect.Proxy;
 import java.net.MalformedURLException;
 import java.net.URL;
 import java.net.URLStreamHandler;
diff --git a/framework/src/main/java/org/apache/felix/framework/cache/BundleArchive.java b/framework/src/main/java/org/apache/felix/framework/cache/BundleArchive.java
index e5702bc..af26209 100644
--- a/framework/src/main/java/org/apache/felix/framework/cache/BundleArchive.java
+++ b/framework/src/main/java/org/apache/felix/framework/cache/BundleArchive.java
@@ -786,6 +786,7 @@
                 writeLocation();
                 writePersistentState();
                 writeStartLevel();
+                writeLastModified();
             }
         }
         finally
@@ -1364,4 +1365,4 @@
 
         return count;
     }
-}
\ No newline at end of file
+}