There was no Marshmallow MR1 :D
diff --git a/docs/AndroidAudioHistory.md b/docs/AndroidAudioHistory.md
index 78fa602..426b7dd 100644
--- a/docs/AndroidAudioHistory.md
+++ b/docs/AndroidAudioHistory.md
@@ -21,9 +21,7 @@
### 7.1 Nougat MR1 - API 25
- OpenSL adds supports for setting and querying of PerformanceMode.
-### 7.0 Nougat - API 24
-
-### 6.1 Marshmallow MR1 - API 24 (Don?)
+### 7.0 Nougat - API 24 (Don?)
- OpenSL method `acquireJavaProxy` added, which allows the Java AudioTrack object associated with playback to be obtained (which allows underrun count).
### 6.0 Marshmallow - API 23 (October 5, 2015)