diff --git a/api/current.txt b/api/current.txt
index 40a92b977e385..dfdff248dd302 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -20073,7 +20073,6 @@ package android.media {
   }
 
   public abstract class DrmInitData {
-    ctor public DrmInitData();
     method public abstract android.media.DrmInitData.SchemeInitData get(java.util.UUID);
   }
 
diff --git a/api/system-current.txt b/api/system-current.txt
index 9ed529fa4bf74..96b1e286852e5 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -21552,7 +21552,6 @@ package android.media {
   }
 
   public abstract class DrmInitData {
-    ctor public DrmInitData();
     method public abstract android.media.DrmInitData.SchemeInitData get(java.util.UUID);
   }
 
diff --git a/api/test-current.txt b/api/test-current.txt
index dea7fc11a1d38..8a745bf5aaf1f 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -20138,7 +20138,6 @@ package android.media {
   }
 
   public abstract class DrmInitData {
-    ctor public DrmInitData();
     method public abstract android.media.DrmInitData.SchemeInitData get(java.util.UUID);
   }
 
diff --git a/media/java/android/media/DrmInitData.java b/media/java/android/media/DrmInitData.java
index 06fe6ffb0d063..170d9de9d50a4 100644
--- a/media/java/android/media/DrmInitData.java
+++ b/media/java/android/media/DrmInitData.java
@@ -27,6 +27,12 @@ import java.util.UUID;
  */
 public abstract class DrmInitData {
 
+    /**
+     * Prevent public constuctor access
+     */
+    /* package private */ DrmInitData() {
+    }
+
     /**
      * Retrieves initialization data for a given DRM scheme, specified by its UUID.
      *