diff --git a/core/java/android/os/Bundle.java b/core/java/android/os/Bundle.java
index 05dd48b12e55c..11280749f05b7 100644
--- a/core/java/android/os/Bundle.java
+++ b/core/java/android/os/Bundle.java
@@ -207,6 +207,18 @@ public final class Bundle extends BaseBundle implements Cloneable, Parcelable {
         mFlags = FLAG_HAS_FDS_KNOWN | FLAG_ALLOW_FDS;
     }
 
+    /**
+     * Removes any entry with the given key from the mapping of this Bundle.
+     *
+     * @param key a String key
+     */
+    public void remove(String key) {
+        super.remove(key);
+        if ((mFlags & FLAG_HAS_FDS) != 0) {
+            mFlags &= ~FLAG_HAS_FDS_KNOWN;
+        }
+    }
+
     /**
      * Inserts all mappings from the given Bundle into this Bundle.
      *
@@ -288,6 +300,8 @@ public final class Bundle extends BaseBundle implements Cloneable, Parcelable {
 
             if (fdFound) {
                 mFlags |= FLAG_HAS_FDS;
+            } else {
+                mFlags &= ~FLAG_HAS_FDS;
             }
             mFlags |= FLAG_HAS_FDS_KNOWN;
         }
@@ -315,6 +329,8 @@ public final class Bundle extends BaseBundle implements Cloneable, Parcelable {
                 mMap.removeAt(i);
             }
         }
+        mFlags |= FLAG_HAS_FDS_KNOWN;
+        mFlags &= ~FLAG_HAS_FDS;
     }
 
     /**