--- a/mobile/android/geckoview/src/main/java/org/mozilla/gecko/util/HardwareCodecCapabilityUtils.java
+++ b/mobile/android/geckoview/src/main/java/org/mozilla/gecko/util/HardwareCodecCapabilityUtils.java
@@ -42,16 +42,17 @@ public final class HardwareCodecCapabili
   private static final String[] adaptivePlaybackBlacklist =
   {
     "GT-I9300",         // S3 (I9300 / I9300I)
     "SCH-I535",         // S3
     "SGH-M919",         // S4
     "GT-I9505",         // S4
     "GT-I9515",         // S4
     "SGH-I337",         // S4
+    "SPH-L720",         // S4 (Sprint)
     "SAMSUNG-SGH-I337", // S4
     "LG-D605"           // LG Optimus L9 II
   };
 
   @WrapForJNI
   public static boolean findDecoderCodecInfoForMimeType(String aMimeType) {
     int numCodecs = 0;
     try {