diff --git a/docs/source/tts/gan_vocoder.md b/docs/source/tts/gan_vocoder.md
index f4af3a90..ceb91ff5 100644
--- a/docs/source/tts/gan_vocoder.md
+++ b/docs/source/tts/gan_vocoder.md
@@ -3,7 +3,7 @@ This is a brief introduction of GAN Vocoders, we mainly introduce the losses of
Model | Generator Loss |Discriminator Loss
:-------------:| :------------:| :-----
-Parallel Wave GAN| adversial loss
Feature Matching | Multi-Scale Discriminator |
-Mel GAN |adversial loss
Multi-resolution STFT loss | adversial loss|
+Mel GAN | adversial loss
Feature Matching | Multi-Scale Discriminator |
+Parallel Wave GAN |adversial loss
Multi-resolution STFT loss | adversial loss|
Multi-Band Mel GAN | adversial loss
full band Multi-resolution STFT loss
sub band Multi-resolution STFT loss |Multi-Scale Discriminator|
HiFi GAN |adversial loss
Feature Matching
Mel-Spectrogram Loss | Multi-Scale Discriminator
Multi-Period Discriminator|