diff --git a/library/transformer/src/main/java/com/google/android/exoplayer2/transformer/FinalMatrixTransformationProcessorWrapper.java b/library/transformer/src/main/java/com/google/android/exoplayer2/transformer/FinalMatrixTransformationProcessorWrapper.java
index 6b8b9ad06a..54caf1aba2 100644
--- a/library/transformer/src/main/java/com/google/android/exoplayer2/transformer/FinalMatrixTransformationProcessorWrapper.java
+++ b/library/transformer/src/main/java/com/google/android/exoplayer2/transformer/FinalMatrixTransformationProcessorWrapper.java
@@ -54,7 +54,7 @@ import org.checkerframework.checker.nullness.qual.MonotonicNonNull;
  * GlTextureProcessor} instances used by {@link FrameProcessor}.
  */
 /* package */ final class FinalMatrixTransformationProcessorWrapper
-    implements GlTextureProcessor, ExternalTextureProcessor {
+    implements ExternalTextureProcessor {
 
   private static final String TAG = "FinalProcessorWrapper";