diff --git a/libavutil/channel_layout.c b/libavutil/channel_layout.c
index 601c7e677c..26c87c96a8 100644
--- a/libavutil/channel_layout.c
+++ b/libavutil/channel_layout.c
@@ -94,7 +94,7 @@ static const struct {
     { "6.0(front)",  6,  AV_CH_LAYOUT_6POINT0_FRONT },
     { "hexagonal",   6,  AV_CH_LAYOUT_HEXAGONAL },
     { "6.1",         7,  AV_CH_LAYOUT_6POINT1 },
-    { "6.1",         7,  AV_CH_LAYOUT_6POINT1_BACK },
+    { "6.1(back)",   7,  AV_CH_LAYOUT_6POINT1_BACK },
     { "6.1(front)",  7,  AV_CH_LAYOUT_6POINT1_FRONT },
     { "7.0",         7,  AV_CH_LAYOUT_7POINT0 },
     { "7.0(front)",  7,  AV_CH_LAYOUT_7POINT0_FRONT },