diff --git a/plugins/android/src/org/jetbrains/android/compiler/ClassesAndJarsValidityState.java b/plugins/android/src/org/jetbrains/android/compiler/ClassesAndJarsValidityState.java
index 626d41af239d..41ba37422358 100644
--- a/plugins/android/src/org/jetbrains/android/compiler/ClassesAndJarsValidityState.java
+++ b/plugins/android/src/org/jetbrains/android/compiler/ClassesAndJarsValidityState.java
@@ -29,7 +29,9 @@ class ClassesAndJarsValidityState implements ValidityState {
       }
     }
     else if (StdFileTypes.CLASS.equals(file.getFileType()) || file.getFileType() instanceof ArchiveFileType) {
-      myFiles.put(file.getPath(), file.getTimeStamp());
+      if (file.isValid()) {
+        myFiles.put(file.getPath(), file.getTimeStamp());
+      }
     }
   }