diff --git a/api/current.txt b/api/current.txt
index 6723108e52984..42c95fbdb40b2 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -23733,7 +23733,7 @@ package android.provider {
     field public static final java.lang.String DATE = "date";
     field public static final java.lang.String DEFAULT_SORT_ORDER = "date DESC";
     field public static final java.lang.String DURATION = "duration";
-    field public static final java.lang.String EXTRA_CALL_TYPE_FILTER = "extra_call_type_filter";
+    field public static final java.lang.String EXTRA_CALL_TYPE_FILTER = "android.provider.extra.call_type_filter";
     field public static final java.lang.String FEATURES = "features";
     field public static final int FEATURES_NONE = 0; // 0x0
     field public static final int FEATURES_VIDEO = 1; // 0x1
diff --git a/core/java/android/provider/CallLog.java b/core/java/android/provider/CallLog.java
index 942da5a14759b..d9d43980c2ed3 100644
--- a/core/java/android/provider/CallLog.java
+++ b/core/java/android/provider/CallLog.java
@@ -116,7 +116,8 @@ public class CallLog {
          * </pre>
          * </p>
          */
-        public static final String EXTRA_CALL_TYPE_FILTER = "extra_call_type_filter";
+        public static final String EXTRA_CALL_TYPE_FILTER
+                = "android.provider.extra.call_type_filter";
 
         /**
          * Content uri used to access call log entries, including voicemail records. You must have