diff --git a/README.md b/README.md
index ada4a78bb..21e7d7d39 100755
--- a/README.md
+++ b/README.md
@@ -149,7 +149,7 @@ For previous versions, please read:
 
 ## V3 changes
 
-* v3.0, 2020-03-28, For [#1250][bug #1250], Support macOS, OSX, MacbookPro, Apple Darwin. 3.0.138
+* v3.0, 2020-03-28, For [#1250][bug #1250], support macOS, OSX, MacbookPro, Apple Darwin. 3.0.138
 * v3.0, 2020-03-21, For [#1629][bug #1629], fix kickoff FLV client bug. 3.0.137
 * v3.0, 2020-03-21, For [#1619][bug #1619], configure without utest by default. 3.0.136
 * v3.0, 2020-03-21, For [#1651][bug #1651], fix return pnwrite of srs_write_large_iovs. 3.0.135
diff --git a/trunk/.gitignore b/trunk/.gitignore
index 4e90c9b49..4431df72c 100644
--- a/trunk/.gitignore
+++ b/trunk/.gitignore
@@ -40,3 +40,4 @@ srs
 *.ts
 *.h264
 *.264
+3rdparty/ffmpeg-4.2-fit