diff --git a/Documentation/sound/codecs/index.rst b/Documentation/sound/codecs/index.rst
index 2cb95d87bbef..7594d0a38d6b 100644
--- a/Documentation/sound/codecs/index.rst
+++ b/Documentation/sound/codecs/index.rst
@@ -7,3 +7,4 @@ Codec-Specific Information
    :maxdepth: 2
 
    cs35l56
+   tas675x
diff --git a/Documentation/sound/codecs/tas675x.rst b/Documentation/sound/codecs/tas675x.rst
index 36bcdf18d238..c08b0e392306 100644
--- a/Documentation/sound/codecs/tas675x.rst
+++ b/Documentation/sound/codecs/tas675x.rst
@@ -656,7 +656,7 @@ These faults place affected channels into the FAULT state. The driver
 issues fault clear (register 0x01 bit 3) to allow recovery.
 
 Overtemperature Shutdown (0x87)
-~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
   ========  ==========================================
   Bits      Description